Sri Mulyono
Lembaga Penerbit Fakultas Ekonomi Universitas Indonesia, 1991
Buku Teks
Gupta
S.CHAND & COMPANY LTD., 1979
Buku Teks
Nieswiadomy, Rose Marie
Prentice-Hall, 2002
Buku Teks
Nieswiadomy, Rose Marie
Appletton & Lange , 1993
Buku Teks
Kerlinger, Fred Nichols, 1910-
CBS College Publishing, 1986
Buku Teks