Cita APA (7a ed.)

Mckay, R. (1955). Potato diseases. Irish potato marketing co.

Cita Chicago Style (17a ed.)

Mckay, Robert. Potato Diseases. Dublin: Irish potato marketing co, 1955.

Cita MLA (8a ed.)

Mckay, Robert. Potato Diseases. Irish potato marketing co, 1955.