Tohutoro APA (7th ed.)
Sabine, G. H. (1941). Social studies and objectivity. Univ. of California Pr.
Tohutoru Kātū Chicago (17th ed.)
Sabine, George Holland. Social Studies and Objectivity. Berkeley & Los Angeles: Univ. of California Pr, 1941.
Tohutoro MLA (9th ed.)
Sabine, George Holland. Social Studies and Objectivity. Univ. of California Pr, 1941.
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