APA
Schroff M. L., . (1971). General Pharmacy, Part 3 vol 2. : .
Chicago
Schroff M L, . 1971. General Pharmacy, Part 3 vol 2. : .
Harvard
Schroff M. L., . (1971). General Pharmacy, Part 3 vol 2. : .
MLA
Schroff M L, . General Pharmacy, Part 3 vol 2. : . 1971.