Gould, Lois. Such good friends. - [1st ed.] - New York, Random House [1970] - 277 p. 22 cm. LCCN: 77102353 LC Class. No.: PZ 4 .G697 PS3557 .O87 1970 PS3557 .O87 1970 / Su Dewey Class. No.: 813/.5/4