APA (7th ed.) Citation

Litzelmann, E. (1931). Heimische Orchideen. Brehm.

Chicago Style (17th ed.) Citation

Litzelmann, Erwin. Heimische Orchideen. Berlin: Brehm, 1931.

MLA (9th ed.) Citation

Litzelmann, Erwin. Heimische Orchideen. Brehm, 1931.

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