Παραπομπή σε μορφή APA (7η εκδ.)

Howe, C., Nunes, T., & Bryant, P. (2011). RATIONAL NUMBER AND PROPORTIONAL REASONING: USING INTENSIVE QUANTITIES TO PROMOTE ACHIEVEMENT IN MATHEMATICS AND SCIENCE.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Howe, C., T. Nunes, και P. Bryant. RATIONAL NUMBER AND PROPORTIONAL REASONING: USING INTENSIVE QUANTITIES TO PROMOTE ACHIEVEMENT IN MATHEMATICS AND SCIENCE. 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Howe, C., et al. RATIONAL NUMBER AND PROPORTIONAL REASONING: USING INTENSIVE QUANTITIES TO PROMOTE ACHIEVEMENT IN MATHEMATICS AND SCIENCE. 2011.