APA (7th ed.) Citation

Sinnott, E. W. (1929). Botany: Principles and problems (2d ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Sinnott, Edmund W. Botany: Principles and Problems. 2d ed. New York [etc.]: McGraw-Hill, 1929.

MLA (9th ed.) Citation

Sinnott, Edmund W. Botany: Principles and Problems. 2d ed. McGraw-Hill, 1929.