APA (7e ed.) Bronvermelding

Spence, W. P., & Michael B. Atkins. (1980). Technical drafting: Metric design and communication. National Book Store.

Chicago (17e ed.) Bronvermelding

Spence, William Perkins, en Michael B. Atkins. Technical Drafting: Metric Design and Communication. Manila: National Book Store, 1980.

MLA (9e ed.) Bronvermelding

Spence, William Perkins, en Michael B. Atkins. Technical Drafting: Metric Design and Communication. National Book Store, 1980.