Whitrow, G. J. What is time? [by] G. J. Whitrow. - London, Thames and Hudson, 1972. - 191 pages. illustations. Includes index ISBN: 0500010854 LCCN: 72197706 Nat. Bib. No.: B72-25271 Subjects--Topical Terms: Time. LC Class. No.: QB 210 / .A1W4 Dewey Class. No.: 529