APA (7th ed.) Citation

Gleeck, L. E., Jr. (1998). The American half-century (1898-1946) (Rev. ed.). New Day.

Chicago Style (17th ed.) Citation

Gleeck, Lewis E., Jr. The American Half-century (1898-1946). Rev. ed. Quezon City: New Day, 1998.

MLA (9th ed.) Citation

Gleeck, Lewis E., Jr. The American Half-century (1898-1946). Rev. ed. New Day, 1998.