Princeton Review. Mcat biology review (Second edition.). The Princeton Review.
Chicago-čujuhus (17. p.)Princeton Review. Mcat Biology Review. Second edition. Suite: The Princeton Review.
MLA-čujuhus (9. p.)Princeton Review. Mcat Biology Review. Second edition. The Princeton Review.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.