APA (7th ed.) Citation

Gillen, P. B. (1988). My signing book of numbers. Kendall Green Publications.

Chicago Style (17th ed.) Citation

Gillen, Patricia Bellan. My Signing Book of Numbers. Washington, D.C.: Kendall Green Publications, 1988.

MLA (9th ed.) Citation

Gillen, Patricia Bellan. My Signing Book of Numbers. Kendall Green Publications, 1988.