New York Chapman, F. M. The distribution of bird-life in ecuador a contribution to a study of the origin of andean bird-life.
Chicago Style (17th ed.) CitationNew York Chapman, Frank M. The Distribution of Bird-life in Ecuador a Contribution to a Study of the Origin of Andean Bird-life.
MLA (9th ed.) CitationNew York Chapman, Frank M. The Distribution of Bird-life in Ecuador a Contribution to a Study of the Origin of Andean Bird-life.
Warning: These citations may not always be 100% accurate.