TY - BOOK AU - Robertson,H.P. AU - Noonan,Thomas W. TI - Relativity and Cosmology U1 - 530.11 22 PY - 1968/// CY - Philadelphia PB - Saunders KW - Relativity (Physics) KW - Cosmology N1 - Based on Robertson's notes for his relativity course at Caltech from 1949 to 1961; Includes bibliographical references (p. 424-434) and index ER -