Swingle, D. B. (1934). Textbook of systematic botany (2.).
Citación estilo ChicagoSwingle, Deane B. Textbook of Systematic Botany. 2. McGraw-Hill Book Co., New York, 1934.
Cita MLASwingle, Deane B. Textbook of Systematic Botany. 2. 1934.
Warning: These citations may not always be 100% accurate.