APA Citation

Flesch, R. F. (1960). How to write, speak and think more effectively. New York: New American Library.

Chicago Style Citation

Flesch, Rudolf Franz. How to Write, Speak and Think More Effectively. New York: New American Library, 1960.

MLA Citation

Flesch, Rudolf Franz. How to Write, Speak and Think More Effectively. New York: New American Library, 1960.

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