APA Citation

(2017). Chord mania: Gitar, piano, keyboard. Sleman: Immortal Publisher.

Chicago Style Citation

Chord Mania: Gitar, Piano, Keyboard. Sleman: Immortal Publisher, 2017.

MLA Citation

Chord Mania: Gitar, Piano, Keyboard. Sleman: Immortal Publisher, 2017.

Warning: These citations may not always be 100% accurate.