Cita APA (7a ed.)

KEELER LEN. (1995). CYBER MARKETING. AMACOM.

Cita Chicago Style (17a ed.)

KEELER LEN. CYBER MARKETING. NEW YORK: AMACOM, 1995.

Cita MLA (9a ed.)

KEELER LEN. CYBER MARKETING. AMACOM, 1995.