Watanabe, O. (1994). Preface. National Institute of Polar Research.
Chicago Style (17th ed.) CitationWatanabe, Okitsugu. Preface. National Institute of Polar Research, 1994.
MLA (8th ed.) CitationWatanabe, Okitsugu. Preface. National Institute of Polar Research, 1994.
Warning: These citations may not always be 100% accurate.