TY - RPRT TI - Codes for identification of federal and federally-assisted organizations AU - Barker, W C AU - Ferraiolo, H PY - 2008 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 800-87r1 DO - 10.6028/NIST.SP.800-87r1 ER -