1. The types of references are identified by a single letter, as follows: j-journal article d-dissertation c-collection of essays m-monograph n-newspaper article r-report does not belong to the above-mentioned literature types, and is identified by the letter "z". Second, the format and examples of quoting 1. Journal reference format [serial number] author. Title [J] Title, year of publication, volume number (issue number): page number. 2. Reference format of dissertation [serial number] Author. Title [D] Place of publication: depositor, year of publication: starting page number ... year of publication: starting page number. 4. Author of monograph reference format [serial number]. Title [M]. Place of publication: publishing house, year of publication: page numbers. 5. Author of newspaper reference format [serial number]. Name of newspaper, date of publication (edition). 6. Author of reference format of research report [serial number]. Publication year: starting page number. 7. Issued by the reference format [serial number] of regulations. Name of regulations. Release date 8. Translation reference format [serial number] Original author. Title [M]. Translation, translation. Place of publication: publishing house. Year of publication: starting and ending page numbers.