Cita APA (7a ed.)

Harris, P. (1978). The Potato crops: The sientific basis for improvement (1st edition.). Chapman and Hall.

Cita Chicago Style (17a ed.)

Harris, P.M. The Potato Crops: The Sientific Basis for Improvement. 1st edition. London: Chapman and Hall, 1978.

Cita MLA (8a ed.)

Harris, P.M. The Potato Crops: The Sientific Basis for Improvement. 1st edition. Chapman and Hall, 1978.