TY - JOUR T1 - News Media Impact on the Ingredients of Presidential Evaluations: Politically Knowledgeable Citizens Are Guided by a Trusted Source AU - Miller, Joanne M AU - Krosnick, Jon A. PY - 2000 SP - 301 EP - 315 JO - American Journal of Political Science VL - 44 IS - 2 SN - 0092-5853 UR - http://www.jstor.org/stable/2669312 ER -