APA ציטוט

Thompson ,James. (1971). Decimal Classification and relative Index Ed.18 Vol.1. Lake Placid Club.

Chicago Edition Citation

Thompson ,James. Decimal Classification and Relative Index Ed.18 Vol.1. London: Lake Placid Club, 1971.

ציטוט MLA

Thompson ,James. Decimal Classification and Relative Index Ed.18 Vol.1. Lake Placid Club, 1971.