Gaya APA

TIMOSHENKO,S, . (1976). Strength of Materials Part. 1 Elementri (ED.3). New York .: Krieger.

Gaya MLA

TIMOSHENKO,S, . "Strength of Materials Part. 1 Elementri". ED.3 New York .: Krieger, 1976. Buku Prodi Teknik Sipil.