M. Appelhof

Worms Eat My Garbage

M. Appelhof, 1982 .

Worms Eat Our Garbage: Classroom Activities for a Better Environment

Mary. Appelhof, Mary Frances Fenton, Barbara Loss Harris, 1993 .

Worms Eat My Garbage. How To Set Up and Maintain a Worm Composting System. First Edition.

Mary Appelhof, M. Appelhof, 1982 .