Hall, A. (2001). Crop responses to environment. CRC.
Cita Chicago (17th ed.)Hall, A.E. Crop Responses to Environment. Boca Raton: CRC, 2001.
Cita MLA (9th ed.)Hall, A.E. Crop Responses to Environment. CRC, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.