Gaya APA
Evans, W, C., Trease, G, E.
(1972).
Pharmacognosy
(
10th Ed.)
.
London:
Bailliere Tindall & Cascel.
Gaya MLA
Evans, William, Charles., Trease, George, Edward.
"Pharmacognosy".
10th Ed.
London:
Bailliere Tindall & Cascel,
1972.
Text.