Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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.

Cita MLA (8a ed.)

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