Niven, Larry. Lucifer's hammer / [electronic resource] / by Larry Niven & Jerry Pournelle.. — New York : : Fawcett Crest,, [c1977]. — 640 p. ; 18 cm. ISBN: 0449235998 9780449235997 Subjects--Topical Terms: Science fiction, American. LC Class. No.: PZ4.N734 PS3564.I9 Dewey Class. No.: 813/.5/4