APA ציטוט

Perreault Jean M. (1969). An Introduction to UDC. Clive Bingley.

Chicago Edition Citation

Perreault Jean M. An Introduction to UDC. London: Clive Bingley, 1969.

ציטוט MLA

Perreault Jean M. An Introduction to UDC. Clive Bingley, 1969.