@book{24085,
	author = {Mandal, F. B. and Zoological Survey of India.},
	title = {Ecology of Soil Oribatid Mites (ACARI) in Relation to some Edaphic Factors in Gangetic Delta of West Bengal /},
	publisher = {Zoological Survey of India,},
	year = {1993.},
	address = {Calcutta :}
}