Haak, J. R. (1970). Goal determination and the under-graduate library. California University Library, Educational Resources Information Center.
Citace podle Chicago (17th ed.)Haak, John R. Goal Determination and the Under-graduate Library. San Diego : Washington: California University Library, Educational Resources Information Center, 1970.
Citace podle MLA (8th ed.)Haak, John R. Goal Determination and the Under-graduate Library. California University Library, Educational Resources Information Center, 1970.
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