Gaya APA

Aaronson, P, L., Ward, J, P. (2013). The Cardiovascular System at a Glance (4). : Wiley BlackWell.

Gaya MLA

Aaronson, Philip, L., Ward, Jeremy, P.T. "The Cardiovascular System at a Glance". 4 : Wiley BlackWell, 2013. Text.