State-by-state guide to commercial real estate leasesMark A. Senn · First published 2004 · Latest edition 2008Open the Tome
Commercial Real Estate Transactions HandbookMark A. Senn · First published 2000 · Latest edition 2002Open the Tome
Study guide to accompany Analysis and design of information systems, 2nd edJames A. Senn · First published 1989Open the Tome
Instructor's manual to accompany "Analysis and design of information systems"James A. Senn · First published 1984Open the Tome