Cita APA

YOUNG J R. (1978). PERSONAL: SELLING, FUNCTION, THEORY PRACTICE. DRYDEN PRESS.

Citación estilo Chicago

YOUNG J R. PERSONAL: SELLING, FUNCTION, THEORY PRACTICE. U S A: DRYDEN PRESS, 1978.

Cita MLA

YOUNG J R. PERSONAL: SELLING, FUNCTION, THEORY PRACTICE. DRYDEN PRESS, 1978.