Spiegel, Murray R.
McGraw-Hill, 1971
Buku Teks
Spiegel, Murray R.
McGraw-Hill, 1971
Buku Teks
Kelley, Walter G.
Academic Press, 1991.
Buku Teks
Saxena, H.C.
S. Chand & Company Ltd, 1980
Buku Teks
Shishkin, Grigory I.
CRC Press, Taylor & Francis Group, 2009
Buku Teks