Cita APA (7a ed.)

Edlin, H. L., & Nimmo, M. (1978). The illustrated encyclopedia of trees: Timbers and forests of the world. Harmony Books.

Cita Chicago Style (17a ed.)

Edlin, Herbert L., y Maurice Nimmo. The Illustrated Encyclopedia of Trees: Timbers and Forests of the World. New York: Harmony Books, 1978.

Cita MLA (9a ed.)

Edlin, Herbert L., y Maurice Nimmo. The Illustrated Encyclopedia of Trees: Timbers and Forests of the World. Harmony Books, 1978.