Gaya APA
Instruments, T. (1987).
The TTL data book volume 1 - Standard TTL, Low Power Schottky, Schottky (1).
USA:
Texas Instruments.
Gaya MLA
Instruments, Texas.
"The TTL data book volume 1 - Standard TTL, Low Power Schottky, Schottky".
1
USA:
Texas Instruments,
1987.
Buku Analog.