Butler Alan 1951 Who built the moon? / Alan Butler and Christopher Knight. - London : Watkins Pub., 2005. - x, 262 p. : col. ill. ; 24 cm. Includes bibliographical references (p. 255-257) and index. ISBN: 1842931326 Subjects--Topical Terms: Beginning Subjects--Geographic Terms: Moon--Origin LC Class. No.: QB581 Dewey Class. No.: 001.94