APA način citiranja

Simpson, B. B., & Ogorzaly, M. C. (2001). Economic botany: Plants in our world. Boston: McGraw-Hill.

Čikaški stil citiranja

Simpson, Beryl B., i Molly Conner Ogorzaly. Economic Botany: Plants in Our World. Boston: McGraw-Hill, 2001.

MLA način citiranja

Simpson, Beryl B., i Molly Conner Ogorzaly. Economic Botany: Plants in Our World. Boston: McGraw-Hill, 2001.