Lua APA (7ú heag.)

SIMPSON, B. B., & OGORZALY, M. C. (2001). Economic botany: Plants in our world.-- ed.3. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

SIMPSON, Beryl Brintnall, agus Molly Conner OGORZALY. Economic Botany: Plants in Our World.-- Ed.3. Boston: McGraw-Hill, 2001.

Lua MLA (9ú heag.)

SIMPSON, Beryl Brintnall, agus Molly Conner OGORZALY. Economic Botany: Plants in Our World.-- Ed.3. McGraw-Hill, 2001.

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