Gaya APA

Roper, Harold. (1975). The mix design and properties of pumped concrete . : Pergamon Press.

Gaya Chicago

Roper, Harold. The mix design and properties of pumped concrete. : Pergamon Press, 1975. Computer Software.

Gaya MLA

Roper, Harold. The mix design and properties of pumped concrete. : Pergamon Press, 1975. Computer Software.

Gaya Turabian

Roper, Harold. The mix design and properties of pumped concrete. : Pergamon Press, 1975. Computer Software.