Hirs, W. M. (1971). Drugs in Nederland (2. druk.). Brand.
Chicago Style (17th ed.) CitationHirs, W. M. Drugs in Nederland. 2. druk. Bussum: Brand, 1971.
MLA (9th ed.) CitationHirs, W. M. Drugs in Nederland. 2. druk. Brand, 1971.
Warning: These citations may not always be 100% accurate.