Chiranat Puakanokhiran และ Wanida Phankaeo. (2009) Factors attracting visitors to Wachirabenchatat Park (Rotfai Park). Thammasat University:ม.ป.ท.Chiranat Puakanokhiran และ Wanida Phankaeo. 2009. Factors attracting visitors to Wachirabenchatat Park (Rotfai Park). ม.ป.ท.:Thammasat University;Chiranat Puakanokhiran และ Wanida Phankaeo. Factors attracting visitors to Wachirabenchatat Park (Rotfai Park). ม.ป.ท.:Thammasat University, 2009. Print.