Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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