Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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