(1991). CAMBRIDGE proficiency examination practice 4: Teacher's book. Cambridge: C.U.P..
Chicago Style CitationCAMBRIDGE Proficiency Examination Practice 4: Teacher's Book. Cambridge: C.U.P., 1991.
MLA CitationCAMBRIDGE Proficiency Examination Practice 4: Teacher's Book. Cambridge: C.U.P., 1991.
Warning: These citations may not always be 100% accurate.