APA (7th ed.) Citation

SPENCER, D. D. (1983). an introduction to computers. Charles E. Merrill Publishing.

Chicago Style (17th ed.) Citation

SPENCER, Donald D. An Introduction to Computers. Columbus: Charles E. Merrill Publishing, 1983.

MLA (8th ed.) Citation

SPENCER, Donald D. An Introduction to Computers. Charles E. Merrill Publishing, 1983.

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