Sachs, M. (1982). General relativity and matter: A spinor field theory from fermis to light-years. D. Reidel Pub. Co..
استشهاد بنمط شيكاغوSachs, Mendel. General Relativity and Matter: A Spinor Field Theory from Fermis to Light-years. Boston: D. Reidel Pub. Co., 1982.
MLA استشهادSachs, Mendel. General Relativity and Matter: A Spinor Field Theory from Fermis to Light-years. D. Reidel Pub. Co., 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.