Cita APA (7th ed.)

Parsons, C. W. S. (1957). Estimating machining costs. McGraw-Hill.

Cita Chicago (17th ed.)

Parsons, C. W. S. Estimating Machining Costs. New York: McGraw-Hill, 1957.

Cita MLA (8th ed.)

Parsons, C. W. S. Estimating Machining Costs. McGraw-Hill, 1957.

Atenció: Aquestes cites poden no estar 100% correctes.