Jobsen, B., & Fattohi, F. J. (2014). Less web development essentials: Use CSS preprocessing to streamline the development and maintenance of your web applications. Packt Publishing.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Jobsen, Bass, و Faiz J. Fattohi. Less Web Development Essentials: Use CSS Preprocessing to Streamline the Development and Maintenance of Your Web Applications. Birmingham, England: Packt Publishing, 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Jobsen, Bass, و Faiz J. Fattohi. Less Web Development Essentials: Use CSS Preprocessing to Streamline the Development and Maintenance of Your Web Applications. Packt Publishing, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.