OKAMOTO, S., & OKAMOTO, S. (1973). Introduction To Earthquake Engineering Shunzo Okamoto. University.
Čikaški stil citiranja (17. izdanje)OKAMOTO, Shunzo, i Shunzo OKAMOTO. Introduction To Earthquake Engineering Shunzo Okamoto. University, 1973.
MLA način citiranja (8. izdanje)OKAMOTO, Shunzo, i Shunzo OKAMOTO. Introduction To Earthquake Engineering Shunzo Okamoto. University, 1973.
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