Citazione Stile APA (7a Edizione)

- & KLEVINS, C. [. (1976). Materials and methods: In continuing educations. Klevens Pub.

Citazione stile Chigago Style (17a edizione)

- e Chester [Ed.] KLEVINS. Materials and Methods: In Continuing Educations. New York: Klevens Pub, 1976.

Citatione MLA (9a ed.)

- e Chester [Ed.] KLEVINS. Materials and Methods: In Continuing Educations. Klevens Pub, 1976.