Hall, Marshall
John Wiley & Sons, 1986
Buku Teks
Cohen, Daniel I. A.
John Wiley & Sons, 1978
Buku Teks
Hall, Marshall
John Wiley & Sons, 1967
Buku Teks
Wilf, Herbert S.
Society for Industrial and Applied Mathematics, 1989
eBooks
Gross, Jonathan L.
Chapman & Hall/CRC Taylor & Francis Group, 2008
Buku Teks