Gadsby, R. (1987). Telephone advice in managing out-of-hours calls.
Chicago Stili AlıntıGadsby, Roger. Telephone Advice in Managing Out-of-hours Calls. 1987.
MLA AlıntıGadsby, Roger. Telephone Advice in Managing Out-of-hours Calls. 1987.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..