2.c- prose collection;
3, n- newspaper articles;
4. J-journal articles;
5.d- thesis;
6. R- research report;
7. s standard;
8. patents.
Academic papers and periodicals have strong timeliness, so many scholars often fail to grasp this feature well due to various factors, resulting in the loss of their value.
Extended data:
list files of type
Types of references: monographs [M], essays [C], newspaper articles [N], journal articles [J], dissertations [D], reports [R], standards [S], patents [P], and precipitated documents in the collection of papers [A].
Types of electronic documents: database [[DB]], computer [[CP]], electronic bulletin [[EB]]
The carrier types of electronic documents: Internet [[OL]], CD [CD], magnetic tape [[MT]] and magnetic disk [[DK]].
A. Monographs, papers, papers and reports
【 Serial number 】 Principal responsible person. Title of the document [Document Type ID]. Place of publication: publisher, year of publication. Page numbers, Liu Guojun, Chen Shaoye. Library catalogue [M]. Beijing: Higher Education Press,1957.15-18.
References:
Baidu Encyclopedia-References