एपीए उद्धरण

Chodirker, W. B., & Piotrowska, A. (1977). Allergy testing: Comparison of skin and in vitro tests of allergic reagin.

शिकागो स्टाइल उद्धरण

Chodirker, W. B., और A. Piotrowska. Allergy Testing: Comparison of Skin and in Vitro Tests of Allergic Reagin. 1977.

एमएलए उद्धरण

Chodirker, W. B., और A. Piotrowska. Allergy Testing: Comparison of Skin and in Vitro Tests of Allergic Reagin. 1977.