Spohn, E. (1977). Recent developments in composting of municipal wastes in Germany: They involve more complete mechanization, reduction of unusable residues to almost zero, plus methods of composting sewage sludge.
Chicago Style (17th ed.) CitationSpohn, Eberhard. Recent Developments in Composting of Municipal Wastes in Germany: They Involve More Complete Mechanization, Reduction of Unusable Residues to Almost Zero, Plus Methods of Composting Sewage Sludge. 1977.
MLA (9th ed.) CitationSpohn, Eberhard. Recent Developments in Composting of Municipal Wastes in Germany: They Involve More Complete Mechanization, Reduction of Unusable Residues to Almost Zero, Plus Methods of Composting Sewage Sludge. 1977.
Warning: These citations may not always be 100% accurate.