Social Isolation - Psychology bibliographies - in Harvard style

In-text: (Hawthorne, 2007)

Your Bibliography: Hawthorne, G., 2007. Perceived social isolation in a community sample: its prevalence and correlates with aspects of peoples’ lives. Social Psychiatry and Psychiatric Epidemiology, 43(2), pp.140-150.

In-text: (Klinenberg, n.d.)

Your Bibliography: Klinenberg, E., n.d. Alone in the City? An intellectual History of Social Isolation. 1st ed. [ebook] Northwestern University, p.31. Available at: <http://www.ipr.northwestern.edu/publications/docs/workingpapers/2002/IPR-WP-02-15.pdf> [Accessed 27 January 2015].

In-text: (Llardi, 2015)

Your Bibliography: Llardi, S., 2015. Social Isolation: A Modern Plague. [online] Psychology Today. Available at: <https://www.psychologytoday.com/blog/the-depression-cure/200907/social-isolation-modern-plague> [Accessed 27 January 2015].

In-text: (Sayburn, 2015)

Your Bibliography: Sayburn, A., 2015. Social isolation—the unrecognized killer. [online] Consumerreports.org. Available at: <http://www.consumerreports.org/cro/news/2010/08/social-isolation-the-unrecognized-killer/index.htm> [Accessed 27 January 2015].