Gaya APA

Assistance, S, F, F, T. (1999). A practical course in mechanics = suatu kepraktisan belajar pesawat perkakas . Surabaya: SIC.

Gaya MLA

Assistance, Swiss, Foundation, For, Technical. "A practical course in mechanics = suatu kepraktisan belajar pesawat perkakas". Surabaya: SIC, 1999. Text.