LCC (Clas. Bibl. Congrés EUA)QA76.76
Q. Science
⮑ QA. Mathematics
⮑ QA1-939. Mathematics
⮑ QA71-90. Instruments and machines
⮑ QA75-76.95. Calculating machines
⮑ QA75.5-76.95. Electronic computers. Computer science
⮑ QA76.75-76.765. Computer software