Gaya APA

Hult, J, A., Swanson, C, P. (1966). **Creep in engineering structures . Massachusetts: Massachusetts: Blaisdell; 1966.

Gaya MLA

Hult, Jan, A.., Swanson, Carl, P.. "**Creep in engineering structures". Massachusetts: Massachusetts: Blaisdell; 1966, 1966. Text.