APA Edition Citation

Kaplan, J. (1967). Mr Clemens and Mark Twain. Penguin Books.

Chicago Edition Citation

Kaplan, Justin. Mr Clemens and Mark Twain. NewDelhi: Penguin Books, 1967.

MLA Edition Citation

Kaplan, Justin. Mr Clemens and Mark Twain. Penguin Books, 1967.

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