APA Format
Longkutoy, John J.
. (1989). Dasar-dasar programming. Jakarta : Mutiara Sumber Widya
MLA Format
Longkutoy, John J.
. Dasar-dasar programming. Jakarta : Mutiara Sumber Widya, 1989
Australian/Harvard Format
Longkutoy, John J.
. 1989. Dasar-dasar programming. Mutiara Sumber Widya, Jakarta
Warning: These citations may not always be 100% accurate.