Gijt, j. G. d. (2010). A History of Quay Walls Techniques Types Cost and Future. Universiteit Delft.
Lua i Stíl Chicago (17ú heag.)Gijt, jacob Gerrit de. A History of Quay Walls Techniques Types Cost and Future. Universiteit Delft, 2010.
Lua MLA (8ú heag.)Gijt, jacob Gerrit de. A History of Quay Walls Techniques Types Cost and Future. Universiteit Delft, 2010.
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