एपीए उद्धरण

L R. H Chapman. (1978). English grammar and exercises; T1. London: Longman.

शिकागो स्टाइल उद्धरण

L R. H Chapman. English Grammar and Exercises; T1. London: Longman, 1978.

एमएलए उद्धरण

L R. H Chapman. English Grammar and Exercises; T1. London: Longman, 1978.