Cita APA (7a ed.)
Lawrence, P., Dijkman, J., & Jansen, G. (1997). The introduction of animal traction into inland valley regions. 1. Manual labour and animal traction in the cultivation of rice and maize: A comparison.
Cita Chicago Style (17a ed.)
Lawrence, P.R, J.T Dijkman, y G.P Jansen. The Introduction of Animal Traction into Inland Valley Regions. 1. Manual Labour and Animal Traction in the Cultivation of Rice and Maize: A Comparison. 1997.
Cita MLA (9a ed.)
Lawrence, P.R, et al. The Introduction of Animal Traction into Inland Valley Regions. 1. Manual Labour and Animal Traction in the Cultivation of Rice and Maize: A Comparison. 1997.
Precaución: Estas citas no son 100% exactas.