एपीए उद्धरण

Zean Zukowski. (2000). Forcus on grammar: An high-intermediate course for reference and practice (Teacher's manual). White Plains, NY: Pearson Education.

शिकागो स्टाइल उद्धरण

Zean Zukowski. Forcus On Grammar: An High-intermediate Course for Reference and Practice (Teacher's Manual). White Plains, NY: Pearson Education, 2000.

एमएलए उद्धरण

Zean Zukowski. Forcus On Grammar: An High-intermediate Course for Reference and Practice (Teacher's Manual). White Plains, NY: Pearson Education, 2000.