Gott, Richard, Understanding and using scientific evidence: how to critically evaluate data / Richard Gott and Sandra Duggan. - London ; SAGE, 2003. - ix, 198 pages, ill. ; 24 cm. GratisBapu trust ISBN: 9780761970842 (pbk.) Subjects--Topical Terms: Science--Philosophy.Evidence. Dewey Class. No.: 500 GOT