APA Citation

Perreault. (1969). Towards a theory for UDC. London: Archon Books.

Chicago Style Citation

Perreault. Towards a Theory for UDC. London: Archon Books, 1969.

MLA Citation

Perreault. Towards a Theory for UDC. London: Archon Books, 1969.

Warning: These citations may not always be 100% accurate.