Wager, Walter, 1924-2004. Viper Three [by] Walter Wager. - New York, Macmillan [1971] - 257 p. 21 cm. ISBN: 0 LCCN: 75142348 LC Class. No.: PZ4.W128 PS3573.A35 / Vi Dewey Class. No.: 813.54 WAG 1971