APA (7th ed.) Citation

Gonsa, H. (1994). Introduction to the European Prison Rules. Historical background, development, main contents. Penological information bulletin, 19/20, 24-33.

Chicago Style (17th ed.) Citation

Gonsa, Helmut. "Introduction to the European Prison Rules. Historical Background, Development, Main Contents." Penological Information Bulletin 19/20 (1994): 24-33.

MLA (9th ed.) Citation

Gonsa, Helmut. "Introduction to the European Prison Rules. Historical Background, Development, Main Contents." Penological Information Bulletin, vol. 19/20, 1994, pp. 24-33.