APA
n.a, . (1989). Apane ane apni duniya : environment workbook II. Sangam, Hyderabad: .
Chicago
n.a, . 1989. Apane ane apni duniya : environment workbook II. Sangam, Hyderabad: .
Harvard
n.a, . (1989). Apane ane apni duniya : environment workbook II. Sangam, Hyderabad: .
MLA
n.a, . Apane ane apni duniya : environment workbook II. Sangam, Hyderabad: . 1989.