SCIENCE REFERENCE CENTER
• Contains material from science encyclopedias, reference books, periodicals, and other sources
• More than 4,000 full text, full-length biographies
SMALL BUSINESS REFERENCE CENTER
• Covers all aspects of starting and operating a business, including information on accounting, finance, human resources, management, marketing, tax, and more
Small Engine Repair Reference Center
• Repair guides for small engines and routine maintenance (tune-ups, brake service, etc.)