APA (7th ed.) Citation

Não informado. (1968). Professional Engineer. National Society of Professional Engineers.

Chicago Style (17th ed.) Citation

Não informado. Professional Engineer. Jersey City, NJ: National Society of Professional Engineers, 1968.

MLA (8th ed.) Citation

Não informado. Professional Engineer. National Society of Professional Engineers, 1968.

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