Stokes, R. (1983). Fitness Everyone: Roberta Stokes, D. Delzingro Faris. Hunter Textbooks.
Lua i Stíl Chicago (17ú heag.)Stokes, Roberta. Fitness Everyone: Roberta Stokes, D. Delzingro Faris. Hunter Textbooks, 1983.
Lua MLA (8ú heag.)Stokes, Roberta. Fitness Everyone: Roberta Stokes, D. Delzingro Faris. Hunter Textbooks, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.