APA
Roulet E., . (1975). Linguistic theory, linguistic description and language teacing. Longman: .
Chicago
Roulet Eddy, . 1975. Linguistic theory, linguistic description and language teacing. Longman: .
Harvard
Roulet E., . (1975). Linguistic theory, linguistic description and language teacing. Longman: .
MLA
Roulet Eddy, . Linguistic theory, linguistic description and language teacing. Longman: . 1975.