APA
khalil i. w., . (1992). design of reinforced concrete columns. Giza: scientific book house for publishing & distributing.
Chicago
khalil ibrahim waked, . 1992. design of reinforced concrete columns. Giza: scientific book house for publishing & distributing.
Harvard
khalil i. w., . (1992). design of reinforced concrete columns. Giza: scientific book house for publishing & distributing.
MLA
khalil ibrahim waked, . design of reinforced concrete columns. Giza: scientific book house for publishing & distributing. 1992.