Novak, Edmund R., author
W.B. Saunders, 1965
Buku Teks
Novak, Edmund R., author
W.B. Saunders, 1979
Buku Teks
Novak, Edmund R., author
W.B. Saunders , 1979
Buku Teks
edited by Martin L. Pernoll, Ralph C. Benson
Norwalk Appletton and Lange, 1987
Buku Teks
Clement, Philip B., author
Saunder Elsevier, 2008
Buku Referensi