Cramer - Solving Diophantine Problems - New paperback or softback - X555z

Brewer - Curator - New paperback or softback - X555z

Wilder - Solving Problems at the Zoo - New paperback or softback - X555z

Brewer - Feathered in the Mourning - New paperback or softback - X555z

Omokri - Start Solving Problems - New paperback or softback - X555z

Brewer - end - New paperback or softback - X555z

Brewer - Quests - New paperback or softback - 07 - X555z

Horowitz - Programming for Problem Solving - New paperback or softback - X555z