Citing a paper correctly depends on the citation style you are using.
Here are examples for three common citation styles: APA, MLA, and Chicago.
APA (7th Edition)
In-text citation:
Author-date style: (Author's Last Name, Year)
Example: (Smith, 2020)
Reference list entry:
Format: Author's Last Name, First Initial. (Year). Title of the paper. Title of the Journal, Volume Number(Issue Number), Page Range. DOI/Publisher
Example: Smith, J. (2020). The effects of climate change on coastal regions. Journal of Environmental Research, 34(2), 123-134. https://doi.org/10.1234/jer.2020.5678
MLA (9th Edition)
In-text citation:
Author-page style: (Author's Last Name Page Number)
Example: (Smith 123)
Works Cited entry:
Format: Author's Last Name, First Name. "Title of the Paper." Title of the Journal, vol. Volume Number, no. Issue Number, Year, pp. Page Range. DOI/Publisher
Example: Smith, John. "The Effects of Climate Change on Coastal Regions." Journal of Environmental Research, vol. 34, no. 2, 2020, pp. 123-134. https://doi.org/10.1234/jer.2020.5678
Chicago (17th Edition)
In-text citation:
Author-date style: (Author's Last Name Year, Page Number)
Example: (Smith 2020, 123)
Bibliography entry:
Format: Author's Last Name, First Name. "Title of the Paper." Title of the Journal Volume Number, no. Issue Number (Year): Page Range. DOI/Publisher
Example: Smith, John. "The Effects of Climate Change on Coastal Regions." Journal of Environmental Research 34, no. 2 (2020): 123-134. https://doi.org/10.1234/jer.2020.5678