National security in the 1980s: from weakness to strength
edited by W. Scott Thompson
Institute for Contemporary Studies, 1980
 Buku Teks
Van Straten, Michael
Back to strength
Headline, 1994
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Mallikarjuna, B.P.
Strength of materials
CBS, 1993
 Buku Teks
Singer, Ferdinand L.
Strength of materials
Harper & Row, 1980
 Buku Teks
Stepin, P.
Strength of materials
Peace, [1964?]
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