Focus on the stars /
International Science School for High School Students16th1973University of Sydney.
Bok, Bart J.(Bart Jan)1906-
Messel, H.(Harry),1922-
Butler, S. T.(Stuart Thomas)
London Heinemann Educational
1977
Text on lining paper. - 'This book is an edited version of a course of lectures contributed in the sixteenth International Science School for High School Students at the University of Sydney, sponsored by the Science Foundation for Physics' p.4
Originally published: Gladesville, N.S.W. : Shakespeare Head Press, 1976
Includes bibliographies and index
Astronomy.