APA (7th ed.) Citation

Wiersema, J. H., & Leon, B. (1999). World economic plants: A standard reference. CRC Press.

Chicago Style (17th ed.) Citation

Wiersema, John H., and Blanca Leon. World Economic Plants: A Standard Reference. Boca Raton [Florida]: CRC Press, 1999.

MLA (8th ed.) Citation

Wiersema, John H., and Blanca Leon. World Economic Plants: A Standard Reference. CRC Press, 1999.