Hernon, P., & McClure, C. R. (1982). Referral Services in U.S. Academic Depository Libraries: Findings, Implications, and Research Needs.
Citazione stile Chigago Style (17a edizione)Hernon, Peter, e Charles R. McClure. Referral Services in U.S. Academic Depository Libraries: Findings, Implications, and Research Needs. 1982.
Citatione MLA (9a ed.)Hernon, Peter, e Charles R. McClure. Referral Services in U.S. Academic Depository Libraries: Findings, Implications, and Research Needs. 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.