BibTeX, natbib, biblatex: Managing Citations in LaTeX: Bibliographic Style Resources

The American Astronomical Society (AAS) has a markup package for authors preparing manuscripts intended for submission to AAS journals.

Instructions for adding an arXiv eprint referrer, with modified bibliographic styles for some journals.

Astrobib supports many well-known astronomy journals and is compatible with AAS/WGAS LaTeX macros, A&A and MNRAS styles, &c.

Reed College has provided several modified versions of APA, MLA, and Chicago. Click on the name of the style you want to download under the Styles Recommended by Reed section. Place the style in the directory of your paper.

CTAN is a document database providing packages, bibliographic styles, and other resources for use with LaTeX.

A set of packages for LaTeX that prepares manuscripts for submission to the journals of the American Physical Society (APS) and American Institute of Physics (AIP).

TeXMed is just an interface to NCBI PubMed http://www.ncbi.nlm.nih.gov, that allows you to query PubMed and to store references in BibTeX format.

Quick summary: Once you've found a citation you want to save, just go to the bottom of the article information page and export using the options in the Output Record box.

Quick summary: Click the Cite button in the light blue bar above your search results. A box will come up that will walk you through citing the resource(s). Select BibTeX as your citation style, then press the orange "Change" button. Copy the citation to your .bib file. NOTE THAT YOU WILL NEED TO PROVIDE THE IDENTIFIERS FOR EXPORTED CITATIONS.