Utgard, R. O. (1974). Man's finite earth. Burgess Publishing.
Chicago Style (17th ed.) CitationUtgard, Russell O. Man's Finite Earth. Minneapolis: Burgess Publishing, 1974.
MLA (9th ed.) CitationUtgard, Russell O. Man's Finite Earth. Burgess Publishing, 1974.
Warning: These citations may not always be 100% accurate.