Gaya APA

Woolfson, M, M., Cole, G, H. (2013). Planetary science : the science of planets around stars (2nd ed.). New York: Taylor & Francis group, LLC.

Gaya MLA

Woolfson, Michael, M.., Cole, George, H.A.. "Planetary science : the science of planets around stars". 2nd ed. New York: Taylor & Francis group, LLC, 2013. Text.