APA (7th ed.) Citation

Radicati, S. (1992). Electronic mail: An introduction to the X.400 message handling standars. McGraw-Hill.

Chicago Style (17th ed.) Citation

Radicati, Sara. Electronic Mail: An Introduction to the X.400 Message Handling Standars. New York: McGraw-Hill, 1992.

MLA (9th ed.) Citation

Radicati, Sara. Electronic Mail: An Introduction to the X.400 Message Handling Standars. McGraw-Hill, 1992.