APA (7th ed.) Citation

Guinn, P. S. (1930). Anticipated approval of steel golf shafts in Netherlands. [publisher not identified].

Chicago Style (17th ed.) Citation

Guinn, Paul S. Anticipated Approval of Steel Golf Shafts in Netherlands. Washington, D.C.: [publisher not identified], 1930.

MLA (9th ed.) Citation

Guinn, Paul S. Anticipated Approval of Steel Golf Shafts in Netherlands. [publisher not identified], 1930.