Parikh, Ashok K.
Harvester Wheatsheaf, 1990
Buku Teks SO
Draper, Jean E.
Harper & Row, 1972
Buku Teks SO
Weber, Jean E.
Harper & Row, 1982
Buku Teks SO
editors, Mariano Giaquinta, Giuseppe Modica
Springer, 2012
eBooks
edited by Richard Bellman
University of California Press, 1963
Buku Teks SO