Lua APA (7ú heag.)

Handy, R., & Harwood, E. (1973). Useful procedures of inquiry. Behavioral Research Council.

Lua i Stíl Chicago (17ú heag.)

Handy, Rollo, agus E.C Harwood. Useful Procedures of Inquiry. Great Barrington, Mass: Behavioral Research Council, 1973.

Lua MLA (9ú heag.)

Handy, Rollo, agus E.C Harwood. Useful Procedures of Inquiry. Behavioral Research Council, 1973.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.