APA

Randall R. P., . (2002). A global compendium of weeds. Melbourne: R. G. and F. J. Richardson.

Chicago

Randall R P, . 2002. A global compendium of weeds. Melbourne: R. G. and F. J. Richardson.

Harvard

Randall R. P., . (2002). A global compendium of weeds. Melbourne: R. G. and F. J. Richardson.

MLA

Randall R P, . A global compendium of weeds. Melbourne: R. G. and F. J. Richardson. 2002.