APA

Bechtel H., Cribb P. & Launert E. (1992). The manual of cultivated orchid species. Cambridge, Mass: MIT Press.

Chicago

Bechtel Helmut, Cribb Phillip and Launert Edmund. 1992. The manual of cultivated orchid species. Cambridge, Mass: MIT Press.

Harvard

Bechtel H., Cribb P. and Launert E. (1992). The manual of cultivated orchid species. Cambridge, Mass: MIT Press.

MLA

Bechtel Helmut, Cribb Phillip and Launert Edmund. The manual of cultivated orchid species. Cambridge, Mass: MIT Press. 1992.