Bridges, D. S Varieties of constructive mathematics Douglas Bridges, Fred Richman - Cambridge [Cambridgeshire] New York Cambridge University Press 1987 - x, 149 p ill 23 cm - London Mathematical Society lecture note series 97 . Contine index ISBN: 0521318025 (pbk.) LCCN: 85026904 Subjects--Topical Terms: Constructive mathematics Dewey Class. No.: 511.3