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Citations
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Keiper Rr,. (1986). The Przewalski horse ecosystem: programs and progress. In Majumdaret al : Endangered and threatened species programs in Pensylvania and other States.
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Klingel H,. (1974). Gruppenbildung bei Huftieren. In Kindler (Ed.), (pp. 506–518).
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Klingel H,. (1977). Communication in Perissodactyla. (pp. 715–727,).
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Klingel, H. (1989). Odd-toed Ungulates, Horses. In B. Grzimek (Ed.), Grzimek's Encyclopedia of Mammals (Vol. 4, 550+pp. 557–594). McGraw Hill.
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Klingel, H. (1990). Kalameili – future home of the Przewalski horse? In S. Seifert (Ed.), Proceedings of the 5th International Symposium on the Preservation of the Przewalski Horse, Leipzig (pp. 221–224). Leipzig: Zoolog Garten.
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Orlov Vn,. (1960). Zahnwurzeln. (pp. 66–69).
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Rossdale Pd,. (1968). Perinatal behaviour int the thoroughbred horse. (Vol. Chapt. 15).
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Rubenstein, D. I.,. (1986). Ecology and sociality in horses and zebras. In D. I. Rubenstein, & R. W. Wrangham (Eds.), Ecological Aspects of Social Evolution (pp. 282–302). Princeton, NJ.: Princeton University Press.
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Rubenstein, D. I. (1994). The ecology of female social behaviour in horses, zebras and asses. In P. J. Jarman, & A. R. (Eds.), Animal Societies (pp. 13–28). Kyoto University Press.
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SchäFer M,. (1978). Pferd. (pp. 214–248).
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