A panel study of income dynamics : study design, procedures, and forms; a report on research in process under contract to the Office of Economic Opportunity /

Vol. 2 has imprint: Ann Arbor, Institute for Social Research, University of Michigan.

Design optimization of the chlorination process /

Mode of access: Internet.

Simulation methods and model design

Most of the pages of the photocopy, which are in double columns, represent two pages of the original.

Design manual. Chemical engineering process design symbols.

Mode of access: Internet.