| The Origins of English Presbyterianism by M. Black (WA) – Added December 16, 2021 | | |
| The Oxford Handbook of Presbyterianism Edited by Gary Scott Smith and P. C. Kemeny by Peter James Yoder (WA) – Added January 20, 2022 | | |
| The perseverance of the saints: a history of the doctrine by John Jefferson Davis (WA) – Added December 16, 2021 | | |
| The Preaching of the Assembly by Robert M. Norris (WA) – Added December 16, 2021 | | |
| The Presbyterian doctrine of ordination by Gordon H. Clark (WA) – Added December 16, 2021 | | |
| The Presbyterian Independents Exorcized. A Ghost Story for Historians by Stephen Foster (WA) – Added December 16, 2021 | | |
| The Presbyterian sham, or, A commentary upon the new old answer of the Assembly of Divines to Dr. Stillingfleet’s sermon by Roger L'Estrange (WA) – Added December 16, 2021 | | |
| The Promise and Vow taken by Members of the Westminster Assembly by John R. Mackay (WA) – Added December 16, 2021 | | |
| The Proposed Revision of the Westminster Standards by William J. T. Shedd (WA) – Added December 16, 2021 | | |
| The Puritan Practice of Friendship and Cooperation by Jared Olivetti (WA, WCF) – Added December 16, 2021 | | |
