2.Brown,T. J; Churchill, G. A; and Peter,J.P(1993); ”Research note:Improving the Measurement of service Quality,”Journal of Retailing, Vol.69, 127-139.
4.Crompton, J.L.and Mackay, K.J.(1988). “User’s perception of the relative importance of service quality dimension in selected public recreation programs”. Leisure Science 11(4):367-75.