APA (7th ed.) Citation

Hackel, E. (1889). Gramineae ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Hackel, Eduard. Gramineae. [Sonderdr.]. 1889.

MLA (9th ed.) Citation

Hackel, Eduard. Gramineae. [Sonderdr.]. 1889.

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