Cita APA

Watkins, J. V. (1956). ABC of orchid growing (Third edition.). Englewood Cliffs, N.J.: Prentice Hall, Inc..

Citación estilo Chicago

Watkins, John Vertrees. ABC of Orchid Growing. Third edition. Englewood Cliffs, N.J.: Prentice Hall, Inc., 1956.

Cita MLA

Watkins, John Vertrees. ABC of Orchid Growing. Third edition. Englewood Cliffs, N.J.: Prentice Hall, Inc., 1956.