TY - GEN AU - J Favreau C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 1998-09-01 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 1998 TI - Federal Implementation Guideline for Electronic Data Interchange; ASC X12 004010 Transaction Set 855 Purchase Order Acknowledgment; Implementation Convention ER -