By Koontz, Harold.
México : McGraw Hill, 1995 .
745 p. ; 23,5 cm. 9701003535

By Koontz, Harold.
México : McGraw Hill, 2001 .
796 p. ; 23,5 cm. , Notas a final de cada capítulo. 9701020367

By Koontz, Harold.
Buenos Aires : Mc Graw Hill, 1997 .
565 p. ; 23 cm. 0035605X

By Koontz, Harold.
México : McGraw Hill, 2006 .
804 p. : il. ; 23,5 cm. , Incluye glosario. 9701039491

By Koontz, Harold.
México : McGraw-Hill, 2002 .
497 p. : 23 cm.
9701033922

By Koontz, Harold.
México D.F: : McGraw-Hill, 2007 .
465 p. : , Bibliografía al pie de página. 24 cm.
970106058X

By Koontz, Harold.
Colombia : McGraw-Hill, 2002 970-10-3949-1

By Koontz, Harold.
México : McGraw-Hill Interamericana, 2008 .
667p. ; 21x27 cm.
9789701065247