APA Style

Cedergren, H, R. (1967). Seepage, Drainage, and Flow Nets (Cet.6). New York: John Wiley & Sons, Inc.

MLA Style

Cedergren, Herry, R.. "Seepage, Drainage, and Flow Nets". Cet.6 New York: John Wiley & Sons, Inc, 1967. Text.