APA (7th ed.) Citation
YOUNG, R., & NETTELBECK, T. THE "INTELLIGENCE" OF CALENDRICAL CALCULATORS.
Chicago Style (17th ed.) Citation
YOUNG, R.L, and T. NETTELBECK. THE "INTELLIGENCE" OF CALENDRICAL CALCULATORS.
MLA (9th ed.) Citation
YOUNG, R.L, and T. NETTELBECK. THE "INTELLIGENCE" OF CALENDRICAL CALCULATORS.
Warning: These citations may not always be 100% accurate.