APA Citation

Stiles Hurd, F. G. 1., & Smith, S. M. (1977). New information on Costa Rican waterbirds. [Lugar de publicación no identificado]: [editor no identificado].

Chicago Style Citation

Stiles Hurd, Frank Garfield 1942-, and Susan M. Smith. New Information On Costa Rican Waterbirds. [Lugar de publicación no identificado]: [editor no identificado], 1977.

MLA Citation

Stiles Hurd, Frank Garfield 1942-, and Susan M. Smith. New Information On Costa Rican Waterbirds. [Lugar de publicación no identificado]: [editor no identificado], 1977.

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