Trefil, James S., 1938- The nature of science : an A-Z guide to the laws and principles governing our universe / James Trefil. - Boston : Houghton Mifflin, 2003. - xxx, 433 p. : ill. (some col.) ; 24 cm. Includes index. ISBN: 0618319387 LCCN: 2002027364 Subjects--Topical Terms: Science--Encyclopedias.Physical laws--Encyclopedias. LC Class. No.: Q121 / .T74 2003