APA Style

Billups, Shirley M., Billups, Norman F.. (1989). American Drug Index . St. Louis: J.B Lippincott Company.

Chicago Style

Billups, Shirley M., Billups, Norman F.. American Drug Index. St. Louis: J.B Lippincott Company, 1989. Textbook.

MLA Style

Billups, Shirley M., Billups, Norman F.. American Drug Index. St. Louis: J.B Lippincott Company, 1989. Textbook.

Turabian Style

Billups, Shirley M., Billups, Norman F.. American Drug Index. St. Louis: J.B Lippincott Company, 1989. Textbook.