Παραπομπή σε μορφή APA (7η εκδ.)

Hatfield, M. M., Bitter, G. G., & Edwards, N. T. (1993). Mathematics methods for the elementary and middle school (2nd ed.). Allyn and Bacon.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hatfield, Mary M., Gary G. Bitter, και Nancy Tanner Edwards. Mathematics Methods for the Elementary and Middle School. 2nd ed. Boston: Allyn and Bacon, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hatfield, Mary M., et al. Mathematics Methods for the Elementary and Middle School. 2nd ed. Allyn and Bacon, 1993.