Cerami, Charles A.
How to solve management problems
Prentice-Hall, 1957
 Buku Teks
Pierce, Conway
General chemistry workbook : how to solve chemistry problems
W H Freeman, 1965
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Hammond, W. Rogers (William Rogers), 1920-1990
How to solve accounting problems : intermediate and advanced
Prentice-Hall, 1961
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Mina, Eli
101 boardroom problems and how to solve them
American Management Association, 2009
 eBooks
Wels, Byron
Computer circuits & how they work
Tab Books , 1970
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