Parkhowell, R. (1979). The Upper Yarra Valley and Dandenong Ranges Region: Review and analysis of recreation research : submitted to the Upper Yarra Valley and Dandenong Ranges Authority, February, 1979. The Authority.

Parkhowell, Ross. The Upper Yarra Valley and Dandenong Ranges Region: Review and Analysis of Recreation Research : Submitted to the Upper Yarra Valley and Dandenong Ranges Authority, February, 1979. [Lilydale, Vic.]: The Authority, 1979.

Parkhowell, Ross. The Upper Yarra Valley and Dandenong Ranges Region: Review and Analysis of Recreation Research : Submitted to the Upper Yarra Valley and Dandenong Ranges Authority, February, 1979. The Authority, 1979.