Askerud, P. (1997). A guide to sustainable book provision. Unesco.
Chicago Style (17th ed.) CitationAskerud, Pernille. A Guide to Sustainable Book Provision. París: Unesco, 1997.
MLA (9th ed.) CitationAskerud, Pernille. A Guide to Sustainable Book Provision. Unesco, 1997.
Warning: These citations may not always be 100% accurate.