A series of guides on reading, researching and writing history by Patrick Rael, professor of History at Bowdoin College can be found on the Reading, Writing, and Researching for History website.
Source: Patrick Rael, Reading, Writing, and Researching for History: A Guide for College Students (Brunswick, ME: Bowdoin College, 2004).
Professional associations and academic communities are often a good place to start for scholarly information and materials on methods and research.
American Historical Association
The professional and academic organization of academic historians, this organization has a wealth of information about careers in history as well as a directory of historians and historical programs
H-Net: Humanities and Social Sciences Online
H-Net "creates and coordinates Internet networks with the common objective of advancing teaching and research in the arts, humanities, and social sciences." Contains public discussion lists related to numerous disciplines.
Organization of American Historians
Less focused on academic history, the OAH nonetheless provides quite a bit of information about the profession, jobs, and current topics in history.