Harjes, e. b. H. E. a. H. ACOUSTICAL imaging volume 19 proceedings of the 19th International Symposium, April 3-5, 1991. Plenum Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarjes, edited by Helmut Ermert and Hans-Peter. ACOUSTICAL Imaging Volume 19 Proceedings of the 19th International Symposium, April 3-5, 1991. Plenum Press.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarjes, edited by Helmut Ermert and Hans-Peter. ACOUSTICAL Imaging Volume 19 Proceedings of the 19th International Symposium, April 3-5, 1991. Plenum Press.
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