توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Friedman, M. L. Space, time, and geometry: Einstein and logical empiricism / Michael L. Friedman. Einstein for the 21st century : his legacy in science, art, and modern culture.(2008).

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Friedman, Michael L. "Space, Time, and Geometry: Einstein and Logical Empiricism / Michael L. Friedman." Einstein for the 21st Century : His Legacy in Science, Art, and Modern Culture.(2008) .

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Friedman, Michael L. "Space, Time, and Geometry: Einstein and Logical Empiricism / Michael L. Friedman." Einstein for the 21st Century : His Legacy in Science, Art, and Modern Culture.(2008), .