एपीए उद्धरण

Charles C Fries. (1961). Foundations for English teaching. Tokyo: Kenkyusha.

शिकागो स्टाइल उद्धरण

Charles C Fries. Foundations for English Teaching. Tokyo: Kenkyusha, 1961.

एमएलए उद्धरण

Charles C Fries. Foundations for English Teaching. Tokyo: Kenkyusha, 1961.