Overall - Fermi Paradox - New paperback or softback - X555z

deAnne - MATTERHORN PARADOX - New paperback or softback - X555z

Johnson - Virgo Paradox - New paperback or softback - X555z

HECHT - Wonder Paradox - New paperback or softback - X555z

Corn - Titanic Paradox - New paperback or softback - X555z

Salangsang - Temporal Paradox - New paperback or softback - X555z

Burr - Persian Paradox - New paperback or softback - X555z

Skocik - Mender's Paradox - New paperback or softback - X555z