Butterwick, M., & Rolfe, E. N. (1971). Agricultural marketing and EEC. Hutchinson.
Chicago Edition CitationButterwick, Michael, i Edmund Neville Rolfe. Agricultural Marketing and EEC. London: Hutchinson, 1971.
Cita MLAButterwick, Michael, i Edmund Neville Rolfe. Agricultural Marketing and EEC. Hutchinson, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.