APA Style
Youngken, Herber W. (1950).
Textbook of Pharmacognosy (6th.ed).
Philadelphia:
The Blakiston.
Chicago Style
Youngken, Herber W.
Textbook of Pharmacognosy.
6th.ed
Philadelphia:
The Blakiston,
1950.
Textbook.
MLA Style
Youngken, Herber W.
Textbook of Pharmacognosy.
6th.ed
Philadelphia:
The Blakiston,
1950.
Textbook.
Turabian Style
Youngken, Herber W.
Textbook of Pharmacognosy.
6th.ed
Philadelphia:
The Blakiston,
1950.
Textbook.