Cita APA (7a ed.)
Ladha, J., de Bruijn, F., & Malik, K. (1997). Introduction: Assessing opportunities for nitrogen fixation in rice - a frontier project. Springer.
Cita Chicago Style (17a ed.)
Ladha, J.K, F.J de Bruijn, y K.A Malik. Introduction: Assessing Opportunities for Nitrogen Fixation in Rice - a Frontier Project. Springer, 1997.
Cita MLA (9a ed.)
Ladha, J.K, et al. Introduction: Assessing Opportunities for Nitrogen Fixation in Rice - a Frontier Project. Springer, 1997.
Precaución: Estas citas no son 100% exactas.