Gaya APA

Klein, R, M., Enders, G, C. (2010). Pre test : anatomy, histology, & cell biology (Fourth Edition). New York: McGraw-Hill Book Company.

Gaya MLA

Klein, Robert, M.., Enders, George, C.. "Pre test : anatomy, histology, & cell biology". Fourth Edition New York: McGraw-Hill Book Company, 2010. E-book.