COWAN, H. J., & COWAN, H. J. (1980). Architecture Structures An Introduction To Structurel Mechanics. Pitman publishing Limited.
Chicago-viite (17. p.)COWAN, Henry J., ja Henry J. COWAN. Architecture Structures An Introduction To Structurel Mechanics. Pitman publishing Limited, 1980.
MLA-viite (8. p.)COWAN, Henry J., ja Henry J. COWAN. Architecture Structures An Introduction To Structurel Mechanics. Pitman publishing Limited, 1980.
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