ScienceDirect (Online service), Hanyga, A., Lenartowicz, E., & Pajchel, J. (1985). Seismic wave propagation in the Earth. Elsevier : PWN-Polish Scientific Publishers.
Chicago Style (17th ed.) CitationScienceDirect (Online service), Andrzej Hanyga, E. Lenartowicz, and J. Pajchel. Seismic Wave Propagation in the Earth. Amsterdam ; New York: Elsevier : PWN-Polish Scientific Publishers, 1985.
MLA (9th ed.) CitationScienceDirect (Online service), et al. Seismic Wave Propagation in the Earth. Elsevier : PWN-Polish Scientific Publishers, 1985.
Warning: These citations may not always be 100% accurate.