1. ABA/Bloomberg (formerly BNA) Lawyers' Manual on Professional Conduct
2. ABA Professional Responsibility in Litigation - additional books & treatises include Legal Malpractice Litigation, Attorney-Client Privilege (ABA), Spoilation of Evidence: Sanctions & Remedies (ABA), Attorney-Client Privilege and the Work-Product Doctrine (ABA)
1. Enter Law Student Development in main search box on homepage
2. Select Law Student Development - In Focus (see first screenshot below)
3. Scroll down to and select BLAW Skills Center (under the Law School Resources heading; see second screenshot below)
OR
1. Select In Focus Resources (via Practitioner Tools tab at top of homepage)
2. Scroll to and select Law Student Development
OR
Core Litigation Skills Toolkit also available in Law Student Development - In Focus > Core Litigation Skills Toolkit (under Practical Guidance heading)

Access Bloomberg Law via the Law Library Database List
Scroll down to Litigation to access the below referenced titles and more
From Litigation Intelligence Center Home select View Litigation Resources (right column, within Litigation Resources). A new browser tab will launch, Reference Library, which has multiple topical content sets, including Discovery, Practice & Procedure and Trial Preparation & Practice (see screenshots at bottom of this box), among others.