Sonar research :
conducted during the period 1 January - 31 March 1961

APA Citation

Woods Hole Oceanographic Institution. (1961). Sonar research: conducted during the period 1 January - 31 March 1961. Woods Hole, Mass.: Woods Hole Oceanographic Institution.

MLA Citation

Woods Hole Oceanographic Institution. Sonar Research: Conducted During the Period 1 January - 31 March 1961. Woods Hole, Mass.: Woods Hole Oceanographic Institution, 1961.

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