Gaya APA
Keraf, G.
(1895).
Ecole primaire: twenty-five elementry studies for the piano
(
1)
.
New York:
G. Schirmer Inc.
Gaya MLA
Keraf, Gorys.
"Ecole primaire: twenty-five elementry studies for the piano".
1
New York:
G. Schirmer Inc,
1895.
Text.