1. **APA Style**:
- Author(s). (Year). Title of the document [PDF file]. Publisher. URL or DOI (if available).
Example:
- Smith, J. (2020). Sample PDF document [PDF file]. Example Publishing.
https://www.example.com/sample.pdf
2. **MLA Style**:
- Author(s). "Title of the Document." Title of the Website or Publisher, Year. URL or DOI (if available). Accessed Day Month Year.
Example:
- Smith, John. "Sample PDF Document." Example Publishing, 2020.
https://www.example.com/sample.pdf. Accessed 10 March 2024.
3. **Chicago Style**:
- Author(s). "Title of the Document." Title of the Website or Publisher, Year. URL or DOI (if available).
Example:
- Smith, John. "Sample PDF Document." Example Publishing, 2020.
https://www.example.com/sample.pdf.
4. **Harvard Style**:
- Author(s) Year, 'Title of the Document', Title of the Website or Publisher, viewed Day Month Year, <URL>.
Example:
- Smith, J. 2020, 'Sample PDF Document', Example Publishing, viewed 10 March 2024, <
https://www.example.com/sample.pdf>.
Make sure to adjust the elements (author, title, year, URL, etc.) according to the specific PDF document you're citing. If the PDF doesn't have an identifiable author, you can use the name of the organization or website as the author. Additionally, include the date of access (accessed date) if the PDF was found online.