Lester,Barry M, & Grace,Catherine O'Neill. (2006). Why is my baby crying?: The parent's survival guide for coping with crying problems and colic. HarperCollins.
Chicago Style (17th ed.) CitationLester,Barry M, and Grace,Catherine O'Neill. Why Is My Baby Crying?: The Parent's Survival Guide for Coping with Crying Problems and Colic. New York: HarperCollins, 2006.
MLA (9th ed.) CitationLester,Barry M, and Grace,Catherine O'Neill. Why Is My Baby Crying?: The Parent's Survival Guide for Coping with Crying Problems and Colic. HarperCollins, 2006.
Warning: These citations may not always be 100% accurate.