APA引文

Boller, P. F., & Tilford, E. J. (1961). This is our Nation. Webster Pub. Co.

Chicago Style (17th ed.) Citation

Boller, Paul F., and E. Jean Tilford. This Is Our Nation. St. Louis: Webster Pub. Co, 1961.

MLA引文

Boller, Paul F., and E. Jean Tilford. This Is Our Nation. Webster Pub. Co, 1961.