APA Баримт

Sachanski S & Brankov G., B. H. (1973). Earthquake engineering: Proc. of IV Europ. symposium on Earthquake Engineering. London, Sept. 5 - 7 1972. Bulg. Acad. of Sciences.

Чикаго маягийн жагсаалт

Sachanski S ба Boncheva H. Brankov G. Earthquake Engineering: Proc. of IV Europ. Symposium on Earthquake Engineering. London, Sept. 5 - 7 1972. София: Bulg. Acad. of Sciences, 1973.

MLA ишлэл

Sachanski S ба Boncheva H. Brankov G. Earthquake Engineering: Proc. of IV Europ. Symposium on Earthquake Engineering. London, Sept. 5 - 7 1972. Bulg. Acad. of Sciences, 1973.