Dyfyniad APA

STONE BOB. (1992). SUCCESSFUL TELEMARKETING: OPPORTUNITIES & TECH. FOR INC SALES AND PROFITS (2.). NTC BUSINESS BOOKS.

Dyfyniad Arddull Chicago

STONE BOB. SUCCESSFUL TELEMARKETING: OPPORTUNITIES & TECH. FOR INC SALES AND PROFITS. 2. U S A: NTC BUSINESS BOOKS, 1992.

Dyfyniad MLA

STONE BOB. SUCCESSFUL TELEMARKETING: OPPORTUNITIES & TECH. FOR INC SALES AND PROFITS. 2. NTC BUSINESS BOOKS, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.