NEWBY TONY. (1996). CUSTOMER SERVICE POCKETBOOK. RESEARC PRESS BUSINESS BOOKS.
Chicago-čujuhus (17. p.)NEWBY TONY. CUSTOMER SERVICE POCKETBOOK. NEW DELHI: RESEARC PRESS BUSINESS BOOKS, 1996.
MLA-čujuhus (9. p.)NEWBY TONY. CUSTOMER SERVICE POCKETBOOK. RESEARC PRESS BUSINESS BOOKS, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.