Ketcham, L. C. (1997). Internships in the College Library: A Director's Cautionary View.
Citazione stile Chigago Style (17a edizione)Ketcham, Lee C. Internships in the College Library: A Director's Cautionary View. 1997.
Citatione MLA (9a ed.)Ketcham, Lee C. Internships in the College Library: A Director's Cautionary View. 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.