BERLIN H.M. (1985). THE 555 TIMER APPLICATION SOURCE BOOK WITH EXPERIMENTS. BPB PUB.
芝加哥风格引文BERLIN H.M. THE 555 TIMER APPLICATION SOURCE BOOK WITH EXPERIMENTS. BPB PUB, 1985.
MLA引文BERLIN H.M. THE 555 TIMER APPLICATION SOURCE BOOK WITH EXPERIMENTS. BPB PUB, 1985.
警告：这些引文格式不一定是100％准确.