Tōkyō Daigaku. Kaiyō Kenkyūjo & Ōta, S. (1989). Preliminary report of the Hakuhō Maru cruise KH-88-4, September 22-October 31, 1988: The Japan Trench, Japan Sea, Ryukyu Trench and Philippine Sea (WESTPAC). Ocean Research Institute, University of Tokyo.
Chicago Style (17th ed.) CitationTōkyō Daigaku. Kaiyō Kenkyūjo and Suguru Ōta. Preliminary Report of the Hakuhō Maru Cruise KH-88-4, September 22-October 31, 1988: The Japan Trench, Japan Sea, Ryukyu Trench and Philippine Sea (WESTPAC). [Tokyo]: Ocean Research Institute, University of Tokyo, 1989.
MLA (9th ed.) CitationTōkyō Daigaku. Kaiyō Kenkyūjo and Suguru Ōta. Preliminary Report of the Hakuhō Maru Cruise KH-88-4, September 22-October 31, 1988: The Japan Trench, Japan Sea, Ryukyu Trench and Philippine Sea (WESTPAC). Ocean Research Institute, University of Tokyo, 1989.