Bibliography - Math bibliographies - in Harvard style

In-text: (INDEX, 2015)

Your Bibliography: BBC News. 2015. INDEX. [online] Available at: <http://news.bbc.co.uk> [Accessed 17 February 2015].

In-text: (Welcome to GOV.UK, 2015)

Your Bibliography: Gov.uk. 2015. Welcome to GOV.UK. [online] Available at: <https://www.gov.uk> [Accessed 17 February 2015].

In-text: (Stratified Sampling Made Easy : Free Explanation Video and Example for how to take a Stratified Sample, 2015)

Your Bibliography: Mathslearn.co.uk. 2015. Stratified Sampling Made Easy : Free Explanation Video and Example for how to take a Stratified Sample. [online] Available at: <http://www.mathslearn.co.uk/GCSErevision/GCSEstratifiedsampling.htm> [Accessed 17 February 2015].

In-text: (Pro-Test: standing up for science, 2015)

Your Bibliography: Pro-test.org.uk. 2015. Pro-Test: standing up for science. [online] Available at: <http://www.pro-test.org.uk/> [Accessed 17 February 2015].