Gaya APA
Sumarni, M.
(1997).
Marketing Perbankan
(
ed. 4cet. 1)
.
Jakarta,:
Liberty _2.
Gaya MLA
Sumarni, Murti.
"Marketing Perbankan".
ed. 4cet. 1
Jakarta,:
Liberty _2,
1997.
Buku Teks.