Hearst Corporation. (1978). Popular mechanics do-it-yourself encyclopedia: A complete how-to guide for the homeowner, the hobbyist, and anyone who enjoys working with mind and hands! Popular Mechanics.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hearst Corporation. Popular Mechanics Do-it-yourself Encyclopedia: A Complete How-to Guide for the Homeowner, the Hobbyist, and Anyone Who Enjoys Working with Mind and Hands! New York: Popular Mechanics, 1978.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hearst Corporation. Popular Mechanics Do-it-yourself Encyclopedia: A Complete How-to Guide for the Homeowner, the Hobbyist, and Anyone Who Enjoys Working with Mind and Hands! Popular Mechanics, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.