Cite

A monograph of the Trochilidae, or family of humming-birds ... / by John Gould ...

MLA

Gould, John, 1804-1881. A monograph of the Trochilidae, or family of humming-birds ... / by John Gould .... 1861. https://collections.library.yale.edu/catalog/11202282.

APA, 6th edition

Gould, John, 1804-1881. (1861)[A monograph of the Trochilidae, or family of humming-birds ... / by John Gould ...]. https://collections.library.yale.edu/catalog/11202282.