Analysis and investigation of the role of brand in keeping and increasing purchase portfolio of customers of air freshener industries in Pars Rayehe Saz Company in Iran
Asadollah Kordnaeij1, Mehran Mohtadi2, Gholamreza Jandaghi3 and Ali Mokhtari Mughari4*
1Tarbiat Modares University, Tehran, Iran.
2Shahroud University of Technology, Shahroud, Iran.
3University of Tehran, Qom campus, Iran.
4Sharif university (Golpayegan College), Tehran, Iran.
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