APA (7th ed.) Citation

Johnson, H. V. (1941). 32 metal spinning designs. The Bruce publishing company.

Chicago Style (17th ed.) Citation

Johnson, Harold V. 32 Metal Spinning Designs. Milwaukee: The Bruce publishing company, 1941.

MLA (9th ed.) Citation

Johnson, Harold V. 32 Metal Spinning Designs. The Bruce publishing company, 1941.