World Conference on Earthquake Engineering, 4th, Santiago de Chile, 1969, & Chilean Association on Seismology and Earthquake Engineering. (1969). Proccedings. s.n.
Citace podle Chicago (17th ed.)World Conference on Earthquake Engineering, 4th, Santiago de Chile, 1969, a Chilean Association on Seismology and Earthquake Engineering. Proccedings. Santiago, Chile: s.n, 1969.
Citace podle MLA (9th ed.)World Conference on Earthquake Engineering, 4th, Santiago de Chile, 1969, a Chilean Association on Seismology and Earthquake Engineering. Proccedings. s.n, 1969.
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