APA (7th ed.) Citation

Parkin, J. (1997). Humour theorists of the twentieth century. Mellen.

Chicago Style (17th ed.) Citation

Parkin, John. Humour Theorists of the Twentieth Century. Lewiston [u.a.]: Mellen, 1997.

MLA (9th ed.) Citation

Parkin, John. Humour Theorists of the Twentieth Century. Mellen, 1997.