If you have a citation to an article, type the journal title into the library catalog to find out what years of the journal are available at PSU.
For help decoding journal abbreviations check out the CASSI Journal Abbreviations search tool.
Most books on biology have call numbers that start with Q, located on the upper level.
In a library database
In one of these organism databases
If you need a book or article that PSU does not have you can request the article through Interlibrary Loan.
This service is free to all PSU students, faculty, and staff.
http://library.plymouth.edu/noodletoolsNoodleTools can help you create, manage, and save citations in a variety of citation styles.
Below are links to the style manuals for some other common citation styles.
The Purdue OWL has great information on APA, MLA, and Chicago.