Progressive problems for physics 'O' /
Kennedy, W.
Progressive problems for physics 'O' / William Kennedy. - London : Heinemann Educational Books, 1980. - 120 p. : ill.
043567580X
Physics--Problems, exercises, etc.
Progressive problems for physics 'O' / William Kennedy. - London : Heinemann Educational Books, 1980. - 120 p. : ill.
043567580X
Physics--Problems, exercises, etc.