TY - GEN AU - Hardy, I AU - Leong-hong, B AU - Fife, D C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 1977-08-01 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 1977 TI - Software Tools: A Building Block Approach ER -