APA (7th ed.) Citation

REYS, SUYDAM, & LINQUIST. Helping children learn mathematics (4th ed.).

Chicago Style (17th ed.) Citation

REYS, SUYDAM, and LINQUIST. Helping Children Learn Mathematics. 4th ed.

MLA (8th ed.) Citation

REYS, et al. Helping Children Learn Mathematics. 4th ed.

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