Sears, F. W. (1968). Introduction to the theory of relativity. Addison-Wesley Pub. Co..
Citazione stile Chigago Style (17a edizione)Sears, Francis Weston. Introduction to the Theory of Relativity. Reading, Mass: Addison-Wesley Pub. Co., 1968.
Citatione MLA (9a ed.)Sears, Francis Weston. Introduction to the Theory of Relativity. Addison-Wesley Pub. Co., 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.