APA aipamena

YOUNGKEN,Heber.W. (1951). PHARMACEUTICAL BOTANY. THE BLAKISTON COMPANY.

Chicago Style aipamena

YOUNGKEN,Heber.W. PHARMACEUTICAL BOTANY. PHILADELPHIA: THE BLAKISTON COMPANY, 1951.

MLA aipamena

YOUNGKEN,Heber.W. PHARMACEUTICAL BOTANY. THE BLAKISTON COMPANY, 1951.