APA Style
Johnson, Gordon F. (1991).
Essentials of Drug Therapy .
Philadelphia:
W.B. Saunders Company.
Chicago Style
Johnson, Gordon F.
Essentials of Drug Therapy.
Philadelphia:
W.B. Saunders Company,
1991.
Textbook.
MLA Style
Johnson, Gordon F.
Essentials of Drug Therapy.
Philadelphia:
W.B. Saunders Company,
1991.
Textbook.
Turabian Style
Johnson, Gordon F.
Essentials of Drug Therapy.
Philadelphia:
W.B. Saunders Company,
1991.
Textbook.