Cita APA (7a ed.)
Hauser, S., Vanlauwe, B., Asawalam, D., & Norgrove, L. (1997). Role of earthworms in traditional and improved lowinput agricultural systems in West Africa.
Cita Chicago Style (17a ed.)
Hauser, S., Bernard Vanlauwe, D. Asawalam, y L. Norgrove. Role of Earthworms in Traditional and Improved Lowinput Agricultural Systems in West Africa. 1997.
Cita MLA (9a ed.)
Hauser, S., et al. Role of Earthworms in Traditional and Improved Lowinput Agricultural Systems in West Africa. 1997.
Precaución: Estas citas no son 100% exactas.