Eriyatno, author
Lembaga Sumberdaya Informasi, 1988
Buku Teks
Gross, Jonathan L., author
Chapman & Hall/CRC Taylor & Francis Group, 2006
Buku Teks
Bollobas, Bela, author
Academic Press, 1978
Buku Teks
Harary, Frank
Addison-Wesley , 1994
Buku Teks
Academic Press, 1983
Buku Teks