APA (7th ed.) Citation

Não informado. (1979). Focus on Learning Problems in Mathematics. Center for Teaching Learning on Mathematics.

Chicago Style (17th ed.) Citation

Não informado. Focus on Learning Problems in Mathematics. Framingham, Mass: Center for Teaching Learning on Mathematics, 1979.

MLA (8th ed.) Citation

Não informado. Focus on Learning Problems in Mathematics. Center for Teaching Learning on Mathematics, 1979.

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