1. Cipta SW, Sitorus SRP, Lubis DP. 2017. Leading Commodity Development in Overlapping Development Areas of Malang Regency. Journal Kawistara. 7(2):115-206.
2. Hidayah I. 2010. Pre-eminent Commodity Preference Analysis of Plantation of Sub-Province Buru. Journal Agrika. 4 (1)1-8.
3. Herdiansyah D. 2014. Engineering Leading Plant Agro Industry Development System Based On Land Suitability [Dissertation]. Yogyakarta. Univesity Gadjah Mada.
4. Marcouiller DW, Prey J, Scott I. 2009. The regional supply of outdoor recreation resources: demonst rating the use of Location Quotients as a management tool. Journal of Park and Recretion Administration. 27(4):92-107.
5. Marimin. 2008. Compound Criteria Decision Technique and Application. Jakarta (ID): PT. Gramedia Widiasarana Indonesia.