#N/AAtkins, PeterAutores, VáriosBirch, HayleyBoyle, RobertBrownBrown, Theodore L.Bruice, Paula YurkanisCuevas Yanez, ErickCurtisEditorial LexusFitzpatrick, BeccaGarmus, BonnieGrimm, Hans-UlrichHazelwood, AliInduráin, JordiIsaac AsimovJara Reyes, SilviaLópez BenedÃ, Juan AntonioMeyer, StephenieNavarro Yáñez, AlejandroParra, SergioPérez Salazar, Salvador MosqueiraQuÃmico GuerraRamÃrez Regalado, VÃctorRamÃrez Regalado, VÃctor ManuelRoberts, TomSánchez Aguilar, JosefinaTHOMAS, ISABELVariosVarios autoresVon Eckartshausen, KarlVV. AA.Young, Robert O.