APA (7th ed.) Citation

Ruff-O'Herne, J. (1994). 50 years of silence. Toppan.

Chicago Style (17th ed.) Citation

Ruff-O'Herne, Jan. 50 Years of Silence. Singapore: Toppan, 1994.

MLA (9th ed.) Citation

Ruff-O'Herne, Jan. 50 Years of Silence. Toppan, 1994.