Author: Pilleri, G., & Knuckey, J., 1968.:
Title: Das Verhalten einiger Delphinidae [...] im westlichen Mittelmeer.
Description: Atti Mus. Civ. St. Nat. Trieste, 26: pp. 31-76, several photos on 38 plates, 9 figs., refs. Plain wrappers.

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