The website class reference is as follows:

1, format [serial number] Principal, title of electronic document, source of electronic document [electronic document and carrier type identification], or available address, publication or update date/citation date.

2, 2 1 report of Chinese academy of sciences: China modern logistics will maintain rapid development in 2007, the central government portal website, February 24, 2007, the specific website is written here.

3. Bulletin of National Logistics Operation in 2006, China Warehouse Logistics Network, April 29th, 2007. The specific website is written here.

Notes to references:

First, the cited documents should not be too old. The indexing of references after the text depends largely on the author's academic attainments, the retrieval level and utilization ability of similar documents. In the process of writing the thesis, the references cited by the author are novel and can reflect the latest scientific research trends and academic level in the same industry.

Two, the types of cited documents should have a certain proportion. According to the relevant regulations, the types of references after the text mainly include: monographs, papers, dissertations, reports, continuous publications (periodicals), documents separated from papers, newspapers, standards, patents, electronic documents and so on.