APA-Zitierstil (7. Ausg.)

Poole, C. F. The interspecific hybrid, Crepis rubra x C. foetida, ans some of its derivatives. Univ. Press.

Chicago-Zitierstil (17. Ausg.)

Poole, Charles Ford. The Interspecific Hybrid, Crepis Rubra X C. Foetida, Ans Some of Its Derivatives. Berkeley: Univ. Press.

MLA-Zitierstil (9. Ausg.)

Poole, Charles Ford. The Interspecific Hybrid, Crepis Rubra X C. Foetida, Ans Some of Its Derivatives. Univ. Press.