APA aipamena

Marwaha M S. (1971). Decimal Classification and relative Index (18.). Lake Placid Club.

Chicago Style aipamena

Marwaha M S. Decimal Classification and Relative Index. 18. London: Lake Placid Club, 1971.

MLA aipamena

Marwaha M S. Decimal Classification and Relative Index. 18. Lake Placid Club, 1971.