Apparao, Krishna M. V. Composition of cosmic radiation / Krishna M. V. Apparao. - London ; New York : Gordon and Breach Science Publishers, [1975]. - x, 86 p. ; Includes index. ISBN: 067708 Subjects--Topical Terms: Cosmic rays. LC Class. No.: QB991.B54.A6 1997 Dewey Class. No.: 539.7/223