New York

Rita Rosenkranz Literary Agency

Making the Perfect Pitch: How to Catch an Agent's Eye
edited by Katharine Sands 
(The Writer Books)

The Writers Digest Guide to Query Letters
by Wendy Burt-Thomas
(Writer's Digest Books)

Recommended Reading

How to Write a Book Proposal
by Michael Larsen
(Writer's Digest Books)

Get Known Before the Book Deal
by Christina Katz
(Writer's Digest Books)