Cita APA (7a ed.)

Smartt, J., & Simmonds, N. (1995). Evolution of crop plants (2nd edition.). Longman.

Cita Chicago Style (17a ed.)

Smartt, J., y N.W Simmonds. Evolution of Crop Plants. 2nd edition. London: Longman, 1995.

Cita MLA (8a ed.)

Smartt, J., y N.W Simmonds. Evolution of Crop Plants. 2nd edition. Longman, 1995.