Gaya APA

Malone, P, M. et al (2012). Drug Information A Guide For Pharmacists. Fourth Edition (Fourth Editin (4th)). Amerika: McGraw-Hill Medical.

Gaya MLA

Malone, Patrick, M.. et al. "Drug Information A Guide For Pharmacists. Fourth Edition". Fourth Editin (4th) Amerika: McGraw-Hill Medical, 2012. Text.