APA
Punmia D. B. C. &. O., .Limit State Design (Reinforced Concrete). : Laxmi Publications.
Chicago
Punmia Dr B C & Others, .Limit State Design (Reinforced Concrete). : Laxmi Publications.
Harvard
Punmia D. B. C. &. O., .Limit State Design (Reinforced Concrete). : Laxmi Publications.
MLA
Punmia Dr B C & Others, .: Laxmi Publications. .