एपीए उद्धरण

Bob Obee. (1999). Cambridge copy collection: The grammar activity book: A resource book of grammar games for young students. Cambridge, UK: Cambridge Univ. Press.

शिकागो स्टाइल उद्धरण

Bob Obee. Cambridge Copy Collection: The Grammar Activity Book: A Resource Book of Grammar Games for Young Students. Cambridge, UK: Cambridge Univ. Press, 1999.

एमएलए उद्धरण

Bob Obee. Cambridge Copy Collection: The Grammar Activity Book: A Resource Book of Grammar Games for Young Students. Cambridge, UK: Cambridge Univ. Press, 1999.