APA aipamena

COWAN, H. J., & COWAN, H. J. (1981). Structural System. Van Nostrand Reinhold Company.

Chicago Style aipamena

COWAN, Henry J., and Henry J. COWAN. Structural System. Van Nostrand Reinhold Company, 1981.

MLA aipamena

COWAN, Henry J., and Henry J. COWAN. Structural System. Van Nostrand Reinhold Company, 1981.

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