APA (7th ed.) Citation

Swingle, D. B. A textbook of systematic botany. McGraw-hill book company, inc.

Chicago Style (17th ed.) Citation

Swingle, Deane B. A Textbook of Systematic Botany. McGraw-hill book company, inc.

MLA (8th ed.) Citation

Swingle, Deane B. A Textbook of Systematic Botany. McGraw-hill book company, inc.

Warning: These citations may not always be 100% accurate.