Late Quaternary environmental change: physical and human perspectives. by Martin Bell and Michael J.C. WalkerMartin Bell, Michael J. C. Walker · First published 1992Open the Tome
Lotus spreadsheet problems to accompany Fundamentals of marketing, ninth edition, by William J. Stanton, Michael J. Etzel, and Bruce J. WalkerC. Anthony Di Benedetto · First published 1991Open the Tome