Tohutoro APA (7th ed.)

Lieber, L. R., & Lieber, H. G. (1953). Infinity. Rinehart.

Tohutoru Kātū Chicago (17th ed.)

Lieber, Lillian R., me Hugh Gray Lieber. Infinity. Nueva York: Rinehart, 1953.

Tohutoro MLA (9th ed.)

Lieber, Lillian R., me Hugh Gray Lieber. Infinity. Rinehart, 1953.