Mengefektifkan kinerja / Sam Deep, Lyle Sussman; penerjemah, Arif Suyoko

 Deep, Sam; Sussman, Lyle; Suyoko, Arif;

Jakarta : Pustaka binaman pressindo , 1996

Inquiry into Life

 mader; Isaacson, Jeffrey A; Lyle; Ippolito Kimberly G.; Storfer, Andrew T;

Amerika : McGraw-Hill , 2011