APA Style
Libby, J, R. (1977).
Modern Prestressed Concrete Design Principles and Contruction Methods (-).
New York:
New York: Van Nonstrand Reinhold,.
MLA Style
Libby, James, R.
"Modern Prestressed Concrete Design Principles and Contruction Methods".
-
New York:
New York: Van Nonstrand Reinhold,,
1977.
T.Sipil.