Thomas, Periappuram Mathew, 1924- Organic chemistry for B. Sc. students, by P. M. Thomas. - [3d ed.] - New Delhi, Niraj Prakashan, 1967. - viii, 616 p. illus. 23 cm. LCCN: sa 68008791 Subjects--Topical Terms: Chemistry, Organic. LC Class. No.: QD253 / .T45 1967 Dewey Class. No.: 547