Gaya APA

, ., [et.al], I, S, J, .. (2011). Teaching by design in elementary mathematics grades 2-3 . California: California: Corwin, 2011.

Gaya MLA

, ., [et.al], I., Stepanek,, Jennifer, .... "Teaching by design in elementary mathematics grades 2-3". California: California: Corwin, 2011, 2011. .