- Vegetarian Sourcebook: Basic Consumer Health Information About Vegetarian Diets, Lifestyle, and Philsophy, Oncluding Definitions of Vegetarians, With Facts Regarding vegetar (Health Reference Series)
- Childhood Diseases & Disorders Sourcebook
- Child and Youth Security Sourcebook (Security Reference Series)
- Travel Security Sourcebook: Basic Information for General Readers About Security Issues Related to Travel (Security Reference Series)
- Adolescent Health Sourcebook