APA-viite (7. p.)

Fickert, K. J. (1972). To heaven and back: The new morality in the plays of Friedrich Dürrenmatt. Univ. Pr. of Kentucky.

Chicago-viite (17. p.)

Fickert, Kurt J. To Heaven and Back: The New Morality in the Plays of Friedrich Dürrenmatt. Lexington: Univ. Pr. of Kentucky, 1972.

MLA-viite (8. p.)

Fickert, Kurt J. To Heaven and Back: The New Morality in the Plays of Friedrich Dürrenmatt. Univ. Pr. of Kentucky, 1972.