APA Citation

National Council of Teachers of Mathematics, & National Council of Teachers of Mathematics. (1970). Sugerencias para resolver problemas. México: Centro Regional de Ayuda Técnica.

Chicago Style Citation

National Council of Teachers of Mathematics, and National Council of Teachers of Mathematics. Sugerencias Para Resolver Problemas. México: Centro Regional de Ayuda Técnica, 1970.

MLA Citation

National Council of Teachers of Mathematics, and National Council of Teachers of Mathematics. Sugerencias Para Resolver Problemas. México: Centro Regional de Ayuda Técnica, 1970.

Warning: These citations may not always be 100% accurate.