APA
Ansel H. C., . (1981). Introduction to pharmaceutical dosage forms. Lea & febiger, Philadelphia: .
Chicago
Ansel Howard C, . 1981. Introduction to pharmaceutical dosage forms. Lea & febiger, Philadelphia: .
Harvard
Ansel H. C., . (1981). Introduction to pharmaceutical dosage forms. Lea & febiger, Philadelphia: .
MLA
Ansel Howard C, . Introduction to pharmaceutical dosage forms. Lea & febiger, Philadelphia: . 1981.