APA
Punmia B.C, . (2005). Soil Mechanics & foundations. : laxmi New Delhi.
Chicago
Punmia B.C, . 2005. Soil Mechanics & foundations. : laxmi New Delhi.
Harvard
Punmia B.C, . (2005). Soil Mechanics & foundations. : laxmi New Delhi.
MLA
Punmia B.C, . Soil Mechanics & foundations. : laxmi New Delhi. 2005.