APA
Ridge M., Eyre P., . (1981). Hydap on going development: a system for processing hydrographic survey data in the port of Southampton. London: British Transport docks Board.
Chicago
Ridge M.J, Eyre P.B, . 1981. Hydap on going development: a system for processing hydrographic survey data in the port of Southampton. London: British Transport docks Board.
Harvard
Ridge M., Eyre P., . (1981). Hydap on going development: a system for processing hydrographic survey data in the port of Southampton. London: British Transport docks Board.
MLA
Ridge M.J, Eyre P.B, . Hydap on going development: a system for processing hydrographic survey data in the port of Southampton. London: British Transport docks Board. 1981.