APA (7th ed.) Citation

Machalow, R. (1984). The New York City Subways: The First Ten Years. A Library Research Exercise Using a Computer.

Chicago Style (17th ed.) Citation

Machalow, Robert. The New York City Subways: The First Ten Years. A Library Research Exercise Using a Computer. 1984.

MLA (9th ed.) Citation

Machalow, Robert. The New York City Subways: The First Ten Years. A Library Research Exercise Using a Computer. 1984.

Warning: These citations may not always be 100% accurate.