I am grateful to Paul Lample who allowed me to record his book and post it to my website, for free listening and free downloading. If the author/publisher permits, I may offer a CD set of this book in the future.
To listen, click on the right side, on the arrowhead. To download, click on the left side, on the three vertical periods. You can download a free e-book version of this book from Baha’i eBook Publications.
Part IV (two parts):