एपीए उद्धरण

Schoenberg, I., & Irene E. Schoenberg; Jay Maurer. (2001). Focus on grammar. White Plains, NY: Longman.

शिकागो स्टाइल उद्धरण

Schoenberg, Irene, और Irene E. Schoenberg; Jay Maurer. Focus On Grammar. White Plains, NY: Longman, 2001.

एमएलए उद्धरण

Schoenberg, Irene, और Irene E. Schoenberg; Jay Maurer. Focus On Grammar. White Plains, NY: Longman, 2001.