Tōkyō Daigaku. Kaiyō Kenkyūjo, Horikoshi, M., & Ōta, S. (1988). Preliminary report of the Hakuhō Maru cruise KH-81-4, July 6- August 4, 1981: Japan Trench (WESTPAC). Ocean Research Institute, University of Tokyo.
Chicago Style (17th ed.) CitationTōkyō Daigaku. Kaiyō Kenkyūjo, Masuoki Horikoshi, and Suguru Ōta. Preliminary Report of the Hakuhō Maru Cruise KH-81-4, July 6- August 4, 1981: Japan Trench (WESTPAC). [Tokyo]: Ocean Research Institute, University of Tokyo, 1988.
MLA (9th ed.) CitationTōkyō Daigaku. Kaiyō Kenkyūjo, et al. Preliminary Report of the Hakuhō Maru Cruise KH-81-4, July 6- August 4, 1981: Japan Trench (WESTPAC). Ocean Research Institute, University of Tokyo, 1988.
Warning: These citations may not always be 100% accurate.