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Citations
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Fisher, J., & Hinde, R. A. (1994). The opening of milk bottles by birds. British Birds, (42), 347–357.
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Ballou, J. (1994). Population Biology. In L. Boyd, & C. A. Houpt (Eds.), Przewalski’s horse: The History and Biology of an Endangered Species. Albany: tate University of New York Press.
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Houpt, K. A., & Boyd L. (1994). Social Behaviour. In Boyd L., & K. A. Houpt (Eds.), Przewalski's horse. Albany: State university of New York Press.
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Macfadden, B. J. (1994). Fossil horses Cambridge Univ Press. Cambridge: Cambridge University Press.
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Wasserman, S., & Faust, K. (1994). Social Network Analysis : Methods and Applications. Cambridge: Cambridge University Press.
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Byrne R.W. (1994). The evolution of intelligence. In P.J.B. Slater and T.R. Halliday (Ed.), Behaviour and Evolution (pp. 223–265). Cambridge,UK: Cambridge University Press.
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Thun, R., & Schwarz-Porsche, D. (1994). Nebennierenrinde (F.H.Döcke, Ed.). Jena, Stuttgart: Verlag Gustav Fischer.
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Frey, G., & Hildenbrandt, E. (1994). Einführung in die Trainingslehre 1. Grundlagen. Schorndorf: Hofmann.
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Moehlman, P. D. (1994). Behavior and Ecology of Feral Asses (2nd edition). Ph.D. thesis, , Univ. of Wisconsin, Madison.
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