APA (7th ed.) Citation

Lennep, C. v. (1950). On Hamlet the man. [publisher not identified].

Chicago Style (17th ed.) Citation

Lennep, C. van. On Hamlet the Man. [Place of publication not identified]: [publisher not identified], 1950.

MLA (9th ed.) Citation

Lennep, C. van. On Hamlet the Man. [publisher not identified], 1950.