Cita APA (7a ed.)

BIRD DRAYATON. (1989). COMMONSENSE DIRECT MARKETING (2.). KOGAN PAGE.

Cita Chicago Style (17a ed.)

BIRD DRAYATON. COMMONSENSE DIRECT MARKETING. 2. LONDON: KOGAN PAGE, 1989.

Cita MLA (9a ed.)

BIRD DRAYATON. COMMONSENSE DIRECT MARKETING. 2. KOGAN PAGE, 1989.