APA-Zitierstil (7. Ausg.)

Charity Organization Society of the City of New York. The New York charities directory. Charity Organization Society in the City of New York.

Chicago-Zitierstil (17. Ausg.)

Charity Organization Society of the City of New York. The New York Charities Directory. New York: Charity Organization Society in the City of New York.

MLA-Zitierstil (8. Ausg.)

Charity Organization Society of the City of New York. The New York Charities Directory. Charity Organization Society in the City of New York.