Ray, Punya Sloka and Hai, Muhammed Abdul and Ray, Lila. 1966. Bengali Language Handbook. Washington, D. C.: Center for Applied Linguistics.
@book{Ray-et-al-1966, address = {Washington, D. C.}, author = {Ray, Punya Sloka and Hai, Muhammed Abdul and Ray, Lila}, publisher = {Center for Applied Linguistics}, title = {Bengali Language Handbook}, year = {1966} }