APA (7th ed.) Citation

CLARKE, A. C. Arthur C. Clarke-s July 20,2019: Life in the 21st Century. MacMillan Publishing Company.

Chicago Style (17th ed.) Citation

CLARKE, Arthur C. Arthur C. Clarke-s July 20,2019: Life in the 21st Century. MacMillan Publishing Company.

MLA (8th ed.) Citation

CLARKE, Arthur C. Arthur C. Clarke-s July 20,2019: Life in the 21st Century. MacMillan Publishing Company.

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