Gaya APA
Punmia, B. (1981).
Reinforced concrete structures (I) (2nd ed.).
Nai Sarak, Delhi:
Standard Publishers distributors.
Gaya MLA
Punmia, B.C..
"Reinforced concrete structures (I)".
2nd ed.
Nai Sarak, Delhi:
Standard Publishers distributors,
1981.
Text.