Sperry, Armstrong. Call It Courage/ by Sperry, Armstrong. - New York: Scholastic; 1963. - 77 p. : 20 cm. Relates how Mafatu, a young Polynesian boy whose name means Stout Heart, overcomes his terrible fear of the sea and proves his courage to himself and his people. ISBN: 059040906116 Subjects--Topical Terms: Dewey Class. No.: 398 / SPE 1963