Holland, B. (1978). Updating Library Reference Services through Training for Interpersonal Competence.
Citazione stile Chigago Style (17a edizione)Holland, Barron. Updating Library Reference Services Through Training for Interpersonal Competence. 1978.
Citatione MLA (9a ed.)Holland, Barron. Updating Library Reference Services Through Training for Interpersonal Competence. 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.