Bird, E. C. F. (1974). Coastal changes in Denmark during the past two centuries: A paper prepared for the I. G. U. Working Group on the Dynamics of Shoreline Erosion. Laboratoriet for fysisk geografi, Geologisk institut, Aarhus universitet.
Citazione stile Chigago Style (17a edizione)Bird, E. C. F. Coastal Changes in Denmark During the Past Two Centuries: A Paper Prepared for the I. G. U. Working Group on the Dynamics of Shoreline Erosion. [Aarhus]: Laboratoriet for fysisk geografi, Geologisk institut, Aarhus universitet, 1974.
Citatione MLA (8a ed.)Bird, E. C. F. Coastal Changes in Denmark During the Past Two Centuries: A Paper Prepared for the I. G. U. Working Group on the Dynamics of Shoreline Erosion. Laboratoriet for fysisk geografi, Geologisk institut, Aarhus universitet, 1974.