San Andreas Fault - Geography bibliographies - in Harvard style

In-text: (The Great 1906 San Francisco Earthquake, 2015)

Your Bibliography: Earthquake.usgs.gov. 2015. The Great 1906 San Francisco Earthquake. [online] Available at: <http://earthquake.usgs.gov/regional/nca/1906/18april/index.php> [Accessed 6 December 2015].

In-text: (Information and resources about the San Andreas Fault, 2015)

Your Bibliography: Sanandreasfault.org. 2015. Information and resources about the San Andreas Fault. [online] Available at: <http://www.sanandreasfault.org/Information.html> [Accessed 6 December 2015].

In-text: (Schulz and Wallace, 2015)

Your Bibliography: Schulz, S. and Wallace, R., 2015. The San Andreas Fault -- USGS general interest publication (GIP). [online] Pubs.usgs.gov. Available at: <http://pubs.usgs.gov/gip/earthq3/index.html> [Accessed 6 December 2015].