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  Author Title Year Publication Serial Volume Pages Links
Halford; G.S.; Halford, J.M . Secondary reinforcement: signal or substitute reward? A preliminary investigation 1969 3588 details   doi
Raveling, D. G. Preflight and flight behaviour of Canada geese. 1969 Auk 5314 86 671-681 details   doi
Beerwerth, W.; Schurmann, J. [Contribution to the ecology of mycobacteria] 1969 Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. 1. Abt. Medizinisch-Hygienische Bakteriologie, Virusforschung und Parasitologie. Originale 2743 211 58-69 details   openurl
Sambraus, H.H. Zur sozialen Rangordnung von Rindern1 1969 Zeitschrift für Tierzüchtung und Züchtungsbiologie 6019 86 240-257 details   doi
Judge, N.G. Transport of horses 1969 Australian Veterinary Journal 1968 45 465-469 details   openurl
Holbrook, A.A. Biology of equine piroplasmosis 1969 Journal of the American Veterinary Medical Association 2740 155 453-454 details   openurl
Hinde, R.A. Analyzing the roles of the partners in a behavioral interaction--mother-infant relations in rhesus macaques 1969 Annals of the New York Academy of Sciences 2054 159 651-667 details   openurl
Alexander, B.K.; Bowers, J.M. Social organization of a troop of Japanese monkeys in a two-acre enclosure 1969 Folia Primatologica; International Journal of Primatology 2055 10 230-242 details   openurl
Lanzetta, J.T.; Hannah, T.E. Reinforcing behavior of “naive” trainers 1969 Journal of Personality and Social Psychology 4307 11 245-252 details   url
Alexander, F.; Davies, M.E. Studies on vitamin B12 in the horse 1969 The British veterinary journal 116 125 169-176 details   openurl
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