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Citations
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Volf J,. (1967). New sighting of Przewalski – horses? Z Säugetierk, 32, 245–246.
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Zeuner Fe,. (1967). Das Pferd. In Zeuner; Geschichte der Haustiere, , 254–287.
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Zeuner Fe,. (1967). Der Halbesel. (pp. 311–316).
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Zeuner Fe,. (1967). Esel und Maultier. (pp. 316–324).
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Klimke, R. (Ed.). (1967). Military. Geschichte, Training, Wettkampf. Stuttgart: Franckh.
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Podhajsky, A. (1967). The Complete Training of Horse and Rider In the Principles of Classical Horsemanship. Garden City, New York: Doubleday & Company, Inc,.
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