Janssen, J., & Lehrke, M. (2017). HACCP - compact and comprehensible: A guide to better understanding and the implementation of HACCP systems for operators and HACCp-Teams (1st edition.). Lehrke Verlag GmbH.
Chicago Style (17th ed.) CitationJanssen, Johann, and Matthias Lehrke. HACCP - Compact and Comprehensible: A Guide to Better Understanding and the Implementation of HACCP Systems for Operators and HACCp-Teams. 1st edition. Hamburg: Lehrke Verlag GmbH, 2017.
MLA (9th ed.) CitationJanssen, Johann, and Matthias Lehrke. HACCP - Compact and Comprehensible: A Guide to Better Understanding and the Implementation of HACCP Systems for Operators and HACCp-Teams. 1st edition. Lehrke Verlag GmbH, 2017.
Warning: These citations may not always be 100% accurate.