ALEXANDER RALPH S. (1968). INDUSTRIAL MARKETING. D B TARAPOREVALA.
Cita Chicago (17th ed.)ALEXANDER RALPH S. INDUSTRIAL MARKETING. BOMBAY: D B TARAPOREVALA, 1968.
Cita MLA (9th ed.)ALEXANDER RALPH S. INDUSTRIAL MARKETING. D B TARAPOREVALA, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.