Cita APA

Papadakis, J., & Papadakis, J. (1969). Soils of the world. Amsterdam: Elsevier Publishing Company.

Citación estilo Chicago

Papadakis, Juan, y Juan Papadakis. Soils of the World. Amsterdam: Elsevier Publishing Company, 1969.

Cita MLA

Papadakis, Juan, y Juan Papadakis. Soils of the World. Amsterdam: Elsevier Publishing Company, 1969.