APA
Crombie D., . (1984). Synthesizer & Electronic keyboard handbook. London: Dorling Kindersley.
Chicago
Crombie David, . 1984. Synthesizer & Electronic keyboard handbook. London: Dorling Kindersley.
Harvard
Crombie D., . (1984). Synthesizer & Electronic keyboard handbook. London: Dorling Kindersley.
MLA
Crombie David, . Synthesizer & Electronic keyboard handbook. London: Dorling Kindersley. 1984.