Cita APA (7a ed.)

Nordhoff, W. A. (1960). Machine-Shop estimating (2a ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Nordhoff, W. A. Machine-Shop Estimating. 2a ed. New York: McGraw-Hill, 1960.

Cita MLA (8a ed.)

Nordhoff, W. A. Machine-Shop Estimating. 2a ed. McGraw-Hill, 1960.