Gaya APA
Maccullough, S, T, G, H. (1949).
Elements Of Strength Of Materials (Cet.6).
New Jersey:
D. Van Nostrand Company, INC.
Gaya MLA
Maccullough, S., Timoshenko,, Gleason, H..
"Elements Of Strength Of Materials".
Cet.6
New Jersey:
D. Van Nostrand Company, INC,
1949.
Text.