APA
Trease G. E. &. E. W. C., . (1978). Pharmacognosy. Bailliere Tindall, London: .
Chicago
Trease George Edward & Evans William Charles, . 1978. Pharmacognosy. Bailliere Tindall, London: .
Harvard
Trease G. E. &. E. W. C., . (1978). Pharmacognosy. Bailliere Tindall, London: .
MLA
Trease George Edward & Evans William Charles, . Pharmacognosy. Bailliere Tindall, London: . 1978.