APA-referens (7:e uppl.)

Hammer, H. E. (1938). The rural churches of Cortland county, New York. Rural Institute for Religious Workers.

Chicago-referens (17:e uppl.)

Hammer, Harold E. The Rural Churches of Cortland County, New York. Ithaca, N.Y.: Rural Institute for Religious Workers, 1938.

MLA-referens (8:e uppl.)

Hammer, Harold E. The Rural Churches of Cortland County, New York. Rural Institute for Religious Workers, 1938.