CSU-Carig
De Castro, Leonardo D., author.
Ethics & logic : basic concepts / Leonardo D. De Castro, Agerico M. De Villa. - Quezon City : Katha Publication Co., ©1993. - x, 223 pages ; 26 cm.
Ethics.
Logic.
170 / D2917 1993
Ethics & logic : basic concepts / Leonardo D. De Castro, Agerico M. De Villa. - Quezon City : Katha Publication Co., ©1993. - x, 223 pages ; 26 cm.
Ethics.
Logic.
170 / D2917 1993