Wales, H. G. (1963). A basic bibliography on marketing research, compiled by H. G. Wales and Robert Ferber ([2nd ed.].). American Marketing Association.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিWales, Hugh G. A Basic Bibliography on Marketing Research, Compiled by H. G. Wales and Robert Ferber. [2nd ed.]. Chicago: American Marketing Association, 1963.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিWales, Hugh G. A Basic Bibliography on Marketing Research, Compiled by H. G. Wales and Robert Ferber. [2nd ed.]. American Marketing Association, 1963.
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