GREEN (Paul E.)/ TULL (Donald S.)/ ALBAUM (Gerald), . (1992). Research for Marketing Decisions. New Delhi: Prentice Hall of India New Delhi.
GREEN (Paul E.)/ TULL (Donald S.)/ ALBAUM (Gerald), . 1992. Research for Marketing Decisions. New Delhi: Prentice Hall of India New Delhi.
GREEN (Paul E.)/ TULL (Donald S.)/ ALBAUM (Gerald), . Research for Marketing Decisions. New Delhi: Prentice Hall of India New Delhi. 1992.