M & M and the Halloween monster

While getting ready for Halloween, Mandy and Mimi observe a number of creepy things in their apartment building and conclude that a monster is lurking in the basement.

Viking
1991
9780670830039
book

Holdings

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816730455166823267985656543PIMC385PIMC80085E ROS READER100015798937721736518457
1795257539882224377985656543CCFB137CCFB001574E ROS100015825759371742569409
1974831555901724527985656543GREV238GREV006522E ROS100015825759371742569409
2250854580125512767985656543LIS287T0016168E Fic Ros100016101181161610118116