APA (7th ed.) Citation

Youngken, H. W. (1938). A college textbook of pharmaceutical botany: With pharmaceutical and medical applications, especially adapted for the use of students of pharmacy and economic botany and as a reference for pharmacists, chemists and students in structural and systematic botany (6th ed.). P. Blakiston's son and co., inc..

Chicago Style (17th ed.) Citation

Youngken, Heber Wilkinson. A College Textbook of Pharmaceutical Botany: With Pharmaceutical and Medical Applications, Especially Adapted for the Use of Students of Pharmacy and Economic Botany and as a Reference for Pharmacists, Chemists and Students in Structural and Systematic Botany. 6th ed. Philadelphia: P. Blakiston's son and co., inc., 1938.

MLA (9th ed.) Citation

Youngken, Heber Wilkinson. A College Textbook of Pharmaceutical Botany: With Pharmaceutical and Medical Applications, Especially Adapted for the Use of Students of Pharmacy and Economic Botany and as a Reference for Pharmacists, Chemists and Students in Structural and Systematic Botany. 6th ed. P. Blakiston's son and co., inc., 1938.