APA (7th ed.) Citation

Welchons, A. M., & Krickenberger, W. R. (1936). Solid geometry ([Repr.].). Ginn.

Chicago Style (17th ed.) Citation

Welchons, Alvin M., and William R. Krickenberger. Solid Geometry. [Repr.]. Boston [u.a.]: Ginn, 1936.

MLA (9th ed.) Citation

Welchons, Alvin M., and William R. Krickenberger. Solid Geometry. [Repr.]. Ginn, 1936.