APA (7th ed.) Citation

Griffin, S. (1974). Letter (1973). Twowindows Press.

Chicago Style (17th ed.) Citation

Griffin, Susan. Letter (1973). Berkeley [Calif.]: Twowindows Press, 1974.

MLA (9th ed.) Citation

Griffin, Susan. Letter (1973). Twowindows Press, 1974.

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