Gruber, Edward
Arc Books, 1963
Buku Teks
Cut Syifa Salvira, author
Fakultas Ilmu Komputer Universitas Indonesia, 2020
UI - Skripsi (Membership)
Blumenthal, Joseph C.
Harcourt Brace Jovanovich, 1972
Buku Teks
Artikel Jurnal
Coon, Horace
Signet Key Book, 1962
Buku Teks