एपीए उद्धरण

Asimov,Isaac. (1990). Complete stories. Harper Collins Publishers.

शिकागो स्टाइल उद्धरण

Asimov,Isaac. Complete Stories. London: Harper Collins Publishers, 1990.

एमएलए उद्धरण

Asimov,Isaac. Complete Stories. Harper Collins Publishers, 1990.