APA (7th ed.) Citation

Wanger, G. F. P. (1914). The Grubb families of America: Military service. G.F.P. Wanger.

Chicago Style (17th ed.) Citation

Wanger, George F. P. The Grubb Families of America: Military Service. Pottstown, Pa.: G.F.P. Wanger, 1914.

MLA (9th ed.) Citation

Wanger, George F. P. The Grubb Families of America: Military Service. G.F.P. Wanger, 1914.