एपीए उद्धरण

Marjorie Fuchs. (1997). Focus on grammar: A high-intermediate ( Course for reference and practice ). Tp. HCM: Tp. HCM.

शिकागो स्टाइल उद्धरण

Marjorie Fuchs. Focus On Grammar: A High-intermediate ( Course for Reference and Practice ). Tp. HCM: Tp. HCM, 1997.

एमएलए उद्धरण

Marjorie Fuchs. Focus On Grammar: A High-intermediate ( Course for Reference and Practice ). Tp. HCM: Tp. HCM, 1997.