APA Citation

Bechtel Helmut. (1992). The manual of cultivated orchid species (3rd ed.). London: Blandford.

Chicago Style Citation

Bechtel Helmut. The Manual of Cultivated Orchid Species. 3rd ed. London: Blandford, 1992.

MLA Citation

Bechtel Helmut. The Manual of Cultivated Orchid Species. 3rd ed. London: Blandford, 1992.

Warning: These citations may not always be 100% accurate.