APA
Freeman S., . (1977). Written communication in English .-978 81 250 0426 4. Orient BlackSwan, Hyderabad: .
Chicago
Freeman Sarah, . 1977. Written communication in English .-978 81 250 0426 4. Orient BlackSwan, Hyderabad: .
Harvard
Freeman S., . (1977). Written communication in English .-978 81 250 0426 4. Orient BlackSwan, Hyderabad: .
MLA
Freeman Sarah, . Written communication in English .-978 81 250 0426 4. Orient BlackSwan, Hyderabad: . 1977.