Παραπομπή APA

DALLWITZ, M. J., & WASTON, L. (1992). THE GRASS GENERA OF THE WORLD.

Παραπομπή Chicago Style

DALLWITZ, MICHAEL J., και L. WASTON. THE GRASS GENERA OF THE WORLD. U K, CAB INTERNATIONAL, 1992.

Παραπομπή MLA

DALLWITZ, MICHAEL J., και L. WASTON. THE GRASS GENERA OF THE WORLD. 1992.