Knoblauch, Kenneth
Modeling psychophysical data in R
Springer, 2012
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Norman, Donald A.
Explorations in cognition
W.H. Freeman, 1975
 Buku Teks SO
Willis, James F.
Explorations in microeconomics
North West Publishing, 2002
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Hollander, Stanley C.
Explorations in retailing
Michigan State University , 1960
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Nervi, Pier Luigi
Structures
McGraw-Hill , 1956
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