Gaya APA
Hardi, S.
(1992).
150 Macam Gangguan Cassette Recorder Circuit I
.
Jakarta:
Bumi Aksara.
Gaya MLA
Hardi, Syam.
"150 Macam Gangguan Cassette Recorder Circuit I".
Jakarta:
Bumi Aksara,
1992.
Book.