Biller, E. L., Hartley, W. H., & Casner, M. B. (1962). Tests for use with Story of the American nation, Casner, Gabriel, Biller, Hartley. Harcourt, Brace & World.
Lua i Stíl Chicago (17ú heag.)Biller, Edward L., William Harrison Hartley, agus Mabel B. Casner. Tests for Use with Story of the American Nation, Casner, Gabriel, Biller, Hartley. New York: Harcourt, Brace & World, 1962.
Lua MLA (8ú heag.)Biller, Edward L., et al. Tests for Use with Story of the American Nation, Casner, Gabriel, Biller, Hartley. Harcourt, Brace & World, 1962.
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