TY - GEN AU - Ross, Ronald S. C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2014-12-01 05:12:00 DO - https://doi.org/10.6028/NIST.SP.800-53Ar4 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2014 TI - Assessing Security and Privacy Controls in Federal Information Systems and Organizations::Building Effective Assessment Plans ER -