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Erlangga, 2012
Buku Referensi
Swanburg, Russel C., author
EGC, 2000
Buku Teks
Hansten, Ruth I, author
EGC , 2001
Buku Teks
editor, Dwiana Ocviyanti, Junita Indarti, L.P.G Kayika, Achmad Kemal Harzif
Bina Pustaka Sarwono Prawirohardjo, 2015
Buku Teks
Metcalf, C.W., author
How Press, 2006
Buku Teks