TY - GEN AU - Lieberman,D A AU - McIntosh,D C AU - Thomas,G V TI - Learning when reward is delayed: a marking hypothesis SN - 0097-7403 PY - 1980///0417 KW - Animals KW - Arousal KW - Association Learning KW - Choice Behavior KW - Discrimination Learning KW - Female KW - Handling, Psychological KW - Learning KW - Male KW - Orientation KW - Rats KW - Reinforcement Schedule KW - Space Perception KW - Transfer, Psychology N1 - Publication Type: Journal Article UR - https://doi.org/10.1037//0097-7403.5.3.224 ER -