Gaya APA
Electone Course Step 3-4. (1971).
tokyo:
Yamaha music foundation.
Gaya Chicago
Electone Course Step 3-4.
.
tokyo:
Yamaha music foundation,
1971.
Text.
Gaya MLA
Electone Course Step 3-4.
.
tokyo:
Yamaha music foundation,
1971.
Text.
Gaya Turabian
Electone Course Step 3-4.
tokyo:
Yamaha music foundation,
1971.
Print.