BARR, D. W. (1980). Communication For Business, Professional, And Technical Students Professional , And Technical Students Doris W. Barr. Wadsworth Publishing Company.
Παραπομπή σε μορφή Chicago (17η εκδ.)BARR, Doris W. Communication For Business, Professional, And Technical Students Professional , And Technical Students Doris W. Barr. Wadsworth Publishing Company, 1980.
Παραπομπή σε μορφή MLA (8th εκδ.)BARR, Doris W. Communication For Business, Professional, And Technical Students Professional , And Technical Students Doris W. Barr. Wadsworth Publishing Company, 1980.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.