Gaya APA

Swanson, C, P., Anderson, S, B. (NULL). Encyclopedia of educational evaluation . San: San Fransisco: Jossey Bass Pub.; 1981.

Gaya MLA

Swanson, Carl, P.., Anderson, Scarvia, B.. "Encyclopedia of educational evaluation". San: San Fransisco: Jossey Bass Pub.; 1981, NULL. Text.