Geissmann, T. (1993). Evolution of communication in gibbons (Hylobatidae). Universität Zürich.
Chicago Style (17th ed.) CitationGeissmann, Thomas. Evolution of Communication in Gibbons (Hylobatidae). Switzerland: Universität Zürich, 1993.
MLA (8th ed.) CitationGeissmann, Thomas. Evolution of Communication in Gibbons (Hylobatidae). Universität Zürich, 1993.
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