Bird study in the schools /
by Gretchen L. Libby, educational assistant.
APA Citation
Libby, G. L. (1912). Bird study in the schools. Sacramento: California State Printing Office.
MLA Citation
Libby, Gretchen L. Bird Study In the Schools. Sacramento: California State Printing Office, 1912.
Warning: These citations may not always be complete (especially for serials).