Cita APA (7th ed.)

SUMATHI S. (2008). MARKETING RESEARCH & CONSUMER BEHAVIOUR. VIKAS PUBLISHING HOUSE.

Cita Chicago (17th ed.)

SUMATHI S. MARKETING RESEARCH & CONSUMER BEHAVIOUR. NEW DELHI: VIKAS PUBLISHING HOUSE, 2008.

Cita MLA (9th ed.)

SUMATHI S. MARKETING RESEARCH & CONSUMER BEHAVIOUR. VIKAS PUBLISHING HOUSE, 2008.