Successful Direct Marketing Methods Bob Stone / Hardcover / Published 1996 ISBN: 0844230030

Secrets of Successful Direct Mail Richard, V. Benson Hardcover / Published 1989 ISBN: 0844231789

Business-To-Business Internet Marketing: Seven Proven Strategies for Increasing Profits Through Internet Direct Marketing Barry Silverstein Paperback / Second Edition 1999 ISBN: 1885068387

Marketing With Email : A Spam-Free Guide to Increasing Awareness, Building Loyalty, and Increasing Sales by Using the Internet’s Most Powerful Tool Shannon Kinnard / First Edition 1999 ISBN: 1885068409

Response!: The Complete Guide to Profitable Direct Marketing Lois K. Geller / Hardcover / Published 1996 ISBN: 0684827417

2,239 Tested Secrets for Direct Marketing Success Denny Hatch, Don Jackson Hardcover / Published 1997 ISBN: 0844230073

The Next Step in Database Marketing: Consumer Guided Marketing: Privacy for Your Customers, Record Profits for You Dick Shaver / Paperback / Published 1996 ISBN: 0471133590

Winning Direct Response Advertising: From Print Through Interactive Media Joan Throckmorton, Thomas L. Collins Hardcover / Published 1997 ISBN: 0844234281

Being Direct : Making Advertising Pay Lester Wunderman Hardcover / Published 1997 ISBN: 0394540638

Direct Marketing : Strategy, Planning, Execution Edward L. Nash Hardcover / Published 1994 ISBN: 0070460329

How to Find and Cultivate Customers Through Direct Marketing Martin Baier, Bob Stone / Hardcover / Published 1996 ISBN: 0844236667

Business to Business Direct Marketing: Proven Direct Response Methods to Generate More Leads and Sales Robert W. Bly / Hardcover / Published 1998 ISBN: 0844234729

Multinational Direct Marketing : The Methods and the Markets Richard N. Miller / Hardcover / Published 1995 ISBN: 0070423563