APA (7th ed.) Citation

Hamzah, A. A., & unknown. (1993). Built-in self test logic for a histogrammer memory chip.

Chicago Style (17th ed.) Citation

Hamzah, Azzam Ahmad, and unknown. Built-in Self Test Logic for a Histogrammer Memory Chip. 1993.

MLA (9th ed.) Citation

Hamzah, Azzam Ahmad, and unknown. Built-in Self Test Logic for a Histogrammer Memory Chip. 1993.

Warning: These citations may not always be 100% accurate.