TY - GEN AU - Hayes, Andrew F. TI - Introduction to mediation, moderation, and conditional process analysis : a regression-based approach SN - 9781609182304 AV - HA 31.3 PY - 2013/// PB - Guilford Press KW - Social sciences - Statistical methods KW - Mediation (Statistics) KW - Regression analysis N1 - 25604 ER -