Ferguson, Lloyd N. Electron structures of organic molecules. - New York Prentice-Hall 1952. - xi, 335 p. illus. 24 cm. - Prentice-Hall chemistry series . LCCN: 52012248 Subjects--Topical Terms: Molecules.Chemistry, Organic LC Class. No.: QD476 / .F4 Dewey Class. No.: 541.22