Gaya APA

CEDERGREN, H, R. (1987). Drainage of highway and airfield pavements . Malabar, Fla: R.E. Krieger Pub..

Gaya MLA

CEDERGREN, Harry, R.. "Drainage of highway and airfield pavements". Malabar, Fla: R.E. Krieger Pub., 1987. Buku.