APA

Gentry A. H., Conservation International, . (1996). Field guide to the families and Genera of woody plants of Northwest South American (Colombia, Ecuador, Peru) with supplementary notes on herbaceous taxa. Washington: Conservation International.

Chicago

Gentry Alwyn H, Conservation International, . 1996. Field guide to the families and Genera of woody plants of Northwest South American (Colombia, Ecuador, Peru) with supplementary notes on herbaceous taxa. Washington: Conservation International.

Harvard

Gentry A. H., Conservation International, . (1996). Field guide to the families and Genera of woody plants of Northwest South American (Colombia, Ecuador, Peru) with supplementary notes on herbaceous taxa. Washington: Conservation International.

MLA

Gentry Alwyn H, Conservation International, . Field guide to the families and Genera of woody plants of Northwest South American (Colombia, Ecuador, Peru) with supplementary notes on herbaceous taxa. Washington: Conservation International. 1996.