The preparation of birds for study :
instructions for the proper preparation of bird skins and skeletons for study and future mounting.

APA Citation

Chapin, J. Paul. (1923). The preparation of birds for study: instructions for the proper preparation of bird skins and skeletons for study and future mounting. New York: American musum of national history.

MLA Citation

Chapin, James Paul, 1889-1964. The Preparation of Birds for Study: Instructions for the Proper Preparation of Bird Skins And Skeletons for Study And Future Mounting. New York: American musum of national history, 1923.

Warning: These citations may not always be complete (especially for serials).