Cita APA (7a ed.)

New York City Transit Authority & Metropolitan Transportation Authority. (1979). New York City subway map. New York City Transit Authority.

Cita Chicago Style (17a ed.)

New York City Transit Authority y Metropolitan Transportation Authority. New York City Subway Map. New York: New York City Transit Authority, 1979.

Cita MLA (8a ed.)

New York City Transit Authority y Metropolitan Transportation Authority. New York City Subway Map. New York City Transit Authority, 1979.