Boolos, George
Logic, logic, and logic
Harvard University Press, 1998
 Buku Teks
Logic-to-logic comparator
Fakultas Teknik Universitas Indonesia, 1991
 UI - Laporan Penelitian
Fadhilla Nugraha Saputra
Evaluasi Terhadap Prosedur Due Diligence atas Piutang Usaha pada PT OI = Evaluation of Due Diligence Procedures for Accounts Receivable at PT OI
Fakultas Ekonomi dan Bisnis Universitas Indonesia , 2020
 UI - Tugas Akhir
Mates, Benson
Elementary logic
Oxford University Press, 1965
 Buku Teks
Copi, Irving M.
Introduction to logic
Macmillan, 1972
 Buku Teks