A the foreign language source is 1. Search the original text of the cited literature on the Internet. 2, use a professional dictionary, select the core vocabulary, find relevant explanations, and the explanations must include references from foreign authors. 3. First translate your core Chinese into English, and then look up relevant foreign literature and authors online. These three methods will definitely help you find the source of a foreign language.

B for the content found on the internet, indicate the website address after quoting. Select core citations and find relevant books and documents on the Internet. The author has.