Agents recommended by writewords 

AgentQuery Find the agent who will find you a publisher

Between the LInes - The Agents of Books & Such Literary Agency Muse About Books, Publishing & Life

Caroline Sheldon Literary Agency

Everyone Who's Anyone

Guide to Literary Agents

Janet Reid, Literary Agent

Jennifer Jackson - blog of an agent

LitMatch- Literary Agent Directory, Response Times & Submission Tracking

Nathan Bransford - Literary Agent