The American Anthropological Association (AAA) Style Guide now uses to the current edition of the Chicago Manual of Style author-date style as its citation and style guide for publications.
The Quick Guide will help get you started with basic publication types.
You can find the full-text of the style guide in print or online.
The Society for American Archaeology Simplified Guide for Citations guide created by the University of British Columbia Library for most common citation forms in archaeology.
The Society for Historical Archaeology Publications Style Guide is another resource.
Here are some other citation resources:
The Craft of Research by 
Salsa Dancing into the Social Sciences: Research in an Age of Info-Glut by 
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