Roger Stewart

Jackson & Powell on Professional Liability

By QC, John Powell, Roger Stewart, Mark Cannon

Creatures That Glow (Marshall Mammoth S.)

By Ganeri, Anita, Herring, Peter, Obin, Roger Stewart, Sarson, Stewart, Roger

Jackson and Powell on Professional Liability (2nd Supplement)

By QC, John Powell, Roger Stewart

Children's First Book of Science

By Neil Morris, Mel Pickering, Roger Stewart, Mike Foster