Tide and current surveys;
methods, instrument and purposes.

APA Citation

U.S. Coast and Geodetic Survey. (1934). Tide and current surveys: methods, instrument and purposes. Rev. (1934) ed. Washington: U.S. Govt. Print. Off..

MLA Citation

U.S. Coast and Geodetic Survey. Tide And Current Surveys: Methods, Instrument And Purposes. Rev. (1934) ed. Washington: U.S. Govt. Print. Off., 1934.

Warning: These citations may not always be complete (especially for serials).