एपीए उद्धरण

Applied Population Research Trust. (1990). Population Research Abstracts. Applied Population Research Trust.

शिकागो स्टाइल उद्धरण

Applied Population Research Trust. Population Research Abstracts. Bangalore-560008: Applied Population Research Trust, 1990.

एमएलए उद्धरण

Applied Population Research Trust. Population Research Abstracts. Applied Population Research Trust, 1990.