APA (7th ed.) Citation

Berg, C. C., & Wiebes, J. T. (1992). African fig trees and fig wasps. North-Holland.

Chicago Style (17th ed.) Citation

Berg, Cornelis C., and J. T. Wiebes. African Fig Trees and Fig Wasps. Amsterdam u.a: North-Holland, 1992.

MLA (9th ed.) Citation

Berg, Cornelis C., and J. T. Wiebes. African Fig Trees and Fig Wasps. North-Holland, 1992.