APA-referens (7:e uppl.)

Frymier, J. R., & Bobb, K. (1977). Annehurst curriculum classification system: A practical way to individualize instruction. Kappa Delta Pi.

Chicago-referens (17:e uppl.)

Frymier, Jack Rimmel, och Kathy Bobb. Annehurst Curriculum Classification System: A Practical Way to Individualize Instruction. West Lafayette, Ind.: Kappa Delta Pi, 1977.

MLA-referens (8:e uppl.)

Frymier, Jack Rimmel, och Kathy Bobb. Annehurst Curriculum Classification System: A Practical Way to Individualize Instruction. Kappa Delta Pi, 1977.