Gaya APA
Ketter, R, G, C, &, S, P. (1979).
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Tokyo:
McGraw-Hill Kogakusha, LTD..
Gaya MLA
Ketter, Robert.,, George, C.Lee, &, Sherwood, P.Prawel.
"Structural Analysis and Design".
--
Tokyo:
McGraw-Hill Kogakusha, LTD.,
1979.
Text.