Lane Books , 1952
Buku Teks
Andersen, Margaret L.
Thomson, Wadsworth, 2009
Buku Teks
Rogers, Alan
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Schiller, Bradley R.
McGraw-Hill, Irwin, 2005
Buku Teks
Sobti, R.C.
CRC Press, Taylor & Francis Group, 2009
Buku Teks