Cita APA (7th ed.)

HEIMAN STEPHEN E. (1998). NEW STRATEGIC SELLING. KOGAN PAGE.

Cita Chicago (17th ed.)

HEIMAN STEPHEN E. NEW STRATEGIC SELLING. UK: KOGAN PAGE, 1998.

Cita MLA (9th ed.)

HEIMAN STEPHEN E. NEW STRATEGIC SELLING. KOGAN PAGE, 1998.