TY - BOOK A2 - John E. Hopcroft TI - Computing, Communication, and the Information Age DO - 10.17226/9121 PY - 1994 UR - https://nap.nationalacademies.org/catalog/9121/computing-communication-and-the-information-age PB - The National Academies Press CY - Washington, DC LA - English KW - ER -