00827nam0-22003011i-450-990000826490403321200010100 521 21061 5000082649FED01000082649(Aleph)000082649FED0100008264920001010d--------km-y0itay50------baitay-------001yyPrinciples of Cosmology and GravitationM. BerryCambridgeCambridge University Press1976X, 179 p.24 cm523.1Berry,Michael<1941- >40381ITUNINARICAUNIMARCBK99000082649040332102 60 A 142408FINBNFINBNPrinciples of Cosmology and Gravitation345260UNINAING01