David Siler

David Siler is the author of "GPHR Study Guide", "PHR / SPHR Study Guide", "PHR/SPHR Study Guide" and "PHR/SPHR Audio CD Set (2013 Version)".

Books by David Siler

GPHR Study Guide
Siler, David
Paperback: $125.00

PHR / SPHR Study ...
Siler, David
Electronic book text: $69.99

PHR / SPHR Study ...
Siler, David
Paperback: $79.99

PHR/SPHR Study Gu...
Siler, David
Paperback: $89.99

Forthcoming Books by David Siler

2024 GPHR Study G...
Siler, David
Paperback: