Gaya APA

HARTFORD, D, N, ;, B, G, B. (2007). Risk and Uncertainty in Dam Safety . : Thomas Telford Publ.

Gaya MLA

HARTFORD, Desmond, N.D., ;, BAECHER,, Gregory, B.. "Risk and Uncertainty in Dam Safety". : Thomas Telford Publ, 2007. Buku.