Joan Clark

Doubleday Canada

By Clark, Joan Road to Bliss Paperback - September 2009

The Birthday Lunch by Joan Clark (2015-06-09)    

Cloister House Press

Joan Clarke - the biography of a Bletchley Park enigma

Leopold Classic Library

Penny Nichols and the Black Imp                  

Sperling & Kupfer

L'amore imperfetto                              

Alpha Editions

Penny Nichols and the Knob Hill Mystery          

AUTHORHOUSE

[Glimpses of God: Seasonal Christian Poems] (By: Joan Bonnell Clark) [published: June, 2003]

Oxford City Press

Penny Nichols and the Mystery of the Lost Key    

Alpha Editions

Penny Nichols Finds a Clue                      

Vintage Canada

An Audience of Chairs