Beri, G. C. (2018). Marketing Research (5th ed.). McGraw Hill Education (India) Pvt. Ltd.
Chicago Style (17th ed.) CitationBeri, G. C. Marketing Research. 5th ed. Chennai: McGraw Hill Education (India) Pvt. Ltd, 2018.
ציטוט MLABeri, G. C. Marketing Research. 5th ed. McGraw Hill Education (India) Pvt. Ltd, 2018.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.