International conference of the IGU study group on geography of commercial activities, Gorakhpur,1985, & Shrivastava,V K. (1988). Commercial activities and rural development in South Asia: Geographical study: proceedings of the international conference of the IGU study group on geography of commercial activities, Gorakhpur,1985. Concept.
Chicago-tyylinen lähdeviittausInternational conference of the IGU study group on geography of commercial activities, Gorakhpur,1985, ja Shrivastava,V K. Commercial Activities and Rural Development in South Asia: Geographical Study: Proceedings of the International Conference of the IGU Study Group on Geography of Commercial Activities, Gorakhpur,1985. New Delhi: Concept, 1988.
MLA-viiteInternational conference of the IGU study group on geography of commercial activities, Gorakhpur,1985, ja Shrivastava,V K. Commercial Activities and Rural Development in South Asia: Geographical Study: Proceedings of the International Conference of the IGU Study Group on Geography of Commercial Activities, Gorakhpur,1985. Concept, 1988.