एपीए उद्धरण

Thomson, A. J. (. J. (1986). A practical English grammar: Exercises 2. Oxford University Press.

शिकागो स्टाइल उद्धरण

Thomson, A. J. (Audrey Jean). A Practical English Grammar: Exercises 2. Oxford University Press, 1986.

एमएलए उद्धरण

Thomson, A. J. (Audrey Jean). A Practical English Grammar: Exercises 2. Oxford University Press, 1986.