By Sadler LJ   Karriker LA   Schwartz KJ   Johnson AK   Widowski TM   Wang C   Sutherland MA   Millman ST   in Animal Welfare

ISSN:0962-7286|23|2|145-155

Universities Federation for Animal Welfare‎(2014)‎

Access to resources Favorite 6.55391

By Pani J.R.   Jeffres J.A.   Shippey G.T.   Schwartz K.J.   in Cognitive Psychology

ISSN:0010-0285|31|2|125-167

Academic Press‎(1996)‎

Access to resources Favorite 1.6457592