FRAUSE BOB. (1994). ENVIRONMENTAL MARKETING IMPERATIVE. PROBUS PUBLICATIONS.
Cita Chicago (17th ed.)FRAUSE BOB. ENVIRONMENTAL MARKETING IMPERATIVE. CHICAGO: PROBUS PUBLICATIONS, 1994.
Cita MLA (9th ed.)FRAUSE BOB. ENVIRONMENTAL MARKETING IMPERATIVE. PROBUS PUBLICATIONS, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.