Su bibliografía - Earth Sciences bibliographies - in Harvard style

In-text: (Types of Faults, 2015)

Your Bibliography: Earthonlinemedia.com. 2015. Types of Faults. [online] Available at: <http://www.earthonlinemedia.com/ebooks/tpe_3e/tectonics_landforms/faulting_p2.html> [Accessed 15 March 2015].

In-text: (Earthquake Glossary - aftershocks, 2015)

Your Bibliography: Earthquake.usgs.gov. 2015. Earthquake Glossary - aftershocks. [online] Available at: <http://earthquake.usgs.gov/learn/glossary/?term=aftershocks> [Accessed 9 March 2015].

In-text: (Earthquake Hazards Program, 2015)

Your Bibliography: Earthquake.usgs.gov. 2015. Earthquake Hazards Program. [online] Available at: <http://earthquake.usgs.gov> [Accessed 15 March 2015].

In-text: (Foreshock - Main shock - Aftershock Sequence, 2015)

Your Bibliography: Earthquake.usgs.gov. 2015. Foreshock - Main shock - Aftershock Sequence. [online] Available at: <http://earthquake.usgs.gov/monitoring/helicorders/examples/Fore_main_after.php> [Accessed 9 March 2015].

In-text: (San Andreas Fault Line - Fault Zone Map and Photos, 2015)

Your Bibliography: Geology.com. 2015. San Andreas Fault Line - Fault Zone Map and Photos. [online] Available at: <http://geology.com/articles/san-andreas-fault.shtml> [Accessed 15 March 2015].

In-text: (U.S. Geological Survey Publications Warehouse, 2015)

Your Bibliography: Pubs.usgs.gov. 2015. U.S. Geological Survey Publications Warehouse. [online] Available at: <http://pubs.usgs.gov> [Accessed 15 March 2015].

In-text: (2015)

Your Bibliography: Scedc.caltech.edu. 2015. [online] Available at: <http://scedc.caltech.edu> [Accessed 15 March 2015].

In-text: (Aftershock, 2015)

Your Bibliography: Wikipedia. 2015. Aftershock. [online] Available at: <http://en.wikipedia.org/wiki/Aftershock> [Accessed 9 March 2015].

In-text: (Earthquake, 2015)

Your Bibliography: Wikipedia. 2015. Earthquake. [online] Available at: <http://en.wikipedia.org/wiki/Earthquake> [Accessed 9 March 2015].

In-text: (Foreshock, 2015)

Your Bibliography: Wikipedia. 2015. Foreshock. [online] Available at: <http://en.wikipedia.org/wiki/Foreshock> [Accessed 9 March 2015].