APA Edition Citation

Beard, C. A., & Beard, M. R. (1944). Basic history of the Unites States (2nd ed.).

Chicago Edition Citation

Beard, Charles A., and Mary R. Beard. Basic History of the Unites States. 2nd ed. 1944.

MLA Edition Citation

Beard, Charles A., and Mary R. Beard. Basic History of the Unites States. 2nd ed. 1944.

Warning: These citations may not always be 100% accurate.