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McGraw-Hill, 1970
Buku Teks
Montgomery, Douglas C., author
Wiley, 2014
Buku Teks
Puspa Cempaka Sari Putri, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2010
UI - Skripsi Open
Winkler, Robert L., author
Holt, Rinehart and Winston, 1975
Buku Teks
Montgomery, Douglas C., author
John Wiley & Sons, 2004
Buku Teks