Gaya APA
SINGER, F, L. (1986).
Kunci/Jawaban Soal-Soal Kekuatan Bahan (Strength of Materials) (3).
Jakarta:
Erlangga.
Gaya MLA
SINGER, Ferdinand, L..
"Kunci/Jawaban Soal-Soal Kekuatan Bahan (Strength of Materials)".
3
Jakarta:
Erlangga,
1986.
Printed.