Παραπομπή APA

Cutler, A., & McShane, R. trachtebnberg speed system of basic mathematics. Rupa & Co.

Παραπομπή Chicago Style

Cutler, Ann, και Rudolph McShane. Trachtebnberg Speed System of Basic Mathematics. New Delhi: Rupa & Co.

Παραπομπή MLA

Cutler, Ann, και Rudolph McShane. Trachtebnberg Speed System of Basic Mathematics. Rupa & Co.