Altman, E. (1971). Independent Study and Interlibrary Loan in Secondary School Libraries.
Citazione stile Chigago Style (17a edizione)Altman, Ellen. Independent Study and Interlibrary Loan in Secondary School Libraries. 1971.
Citatione MLA (9a ed.)Altman, Ellen. Independent Study and Interlibrary Loan in Secondary School Libraries. 1971.
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