Froncek, Thomas. The Northmen, by Thomas Froncek and the editors of Time-Life Books. - New York, Time-Life Books [1974] - 160 p. illus. 27 cm. - The Emergence of man . Bibliography: p. [156]-157. LCCN: 74077815 //r98 Subjects--Topical Terms: Northmen. LC Class. No.: DL65 / .F74 Dewey Class. No.: 910/.033/95