The demon's den

The Hardy boys, vacationing in Vermont, offer to help the police locate a missing camper and find themselves involved with a doomsday cult, a deadly strain of bacteria, and possibly the devil.

ग्रंथसूची विवरण
मुख्य लेखक: Dixon, Franklin W.
अन्य लेखक: Frame, Paul 1913-
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: New York Simon and Schuster c1984.
श्रृंखला:Dixon, Franklin W. Hardy boys mystery stories.
विषय: