APA (7. basım) Alıntı

Littell, M. (1994). Gateways to mathematical investigations (Teacher's ed.). McDougal,Littell & Co..

Chicago Style (17. basım) Atıf

Littell, McDougal. Gateways to Mathematical Investigations. Teacher's ed. Dallas: McDougal,Littell & Co., 1994.

MLA (9th ed.) Atıf

Littell, McDougal. Gateways to Mathematical Investigations. Teacher's ed. McDougal,Littell & Co., 1994.