Микропроцесор — разлика између измена

* {{Cite book|ref=harv|last=Kant|first=Krishna|title=Microprocessors And Microcontrollers: Architecture Programming And System Design|publisher=PHI Learning Pvt. Ltd.|year=2007|isbn=978-81-203-3191-4|pages=61}}

* {{Cite book|ref=harv |last=Osborne|first=Adam| title = An Introduction to Microcomputers | volume=Volume 1: Basic Concepts | edition=2nd | publisher=Osborne-McGraw Hill | location=Berkeley, California |year=1980| |isbn=978-0-931988-34-9|pages=}}

* "-{Databook, Z80 Microprocessor Family", 6th Edition, SGS, March 1987.}-

* [http://www.atarimagazines.com/compute/issue41/Extra_Instructions.php 6502 синтетичке инструкције]