Cita APA (7th ed.)

Keesecker, W. W., & Lathrop, E. A. (1941). Laws affecting school libraries. U. S. Govt. Print. Off.

Cita Chicago (17th ed.)

Keesecker, Ward W., i Edith Anna Lathrop. Laws Affecting School Libraries. Washington: U. S. Govt. Print. Off, 1941.

Cita MLA (9th ed.)

Keesecker, Ward W., i Edith Anna Lathrop. Laws Affecting School Libraries. U. S. Govt. Print. Off, 1941.