Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Randall, R. P. A Global Compendium of Weeds. Melbourne: R.G. and F.J. Richardson, 2002.

Cita MLA (9a ed.)

Randall, R. P. A Global Compendium of Weeds. R.G. and F.J. Richardson, 2002.