Reagan, N., Griffin, M., & Reagan, R. (1975). [Nancy Reagan tells how she met Ronald Reagan].
Chicago Style (17th ed.) CitationReagan, Nancy, Merv Griffin, and Ronald Reagan. [Nancy Reagan Tells How She Met Ronald Reagan]. 1975.
MLA (9th ed.) CitationReagan, Nancy, et al. [Nancy Reagan Tells How She Met Ronald Reagan]. 1975.
Warning: These citations may not always be 100% accurate.