Document Type

Article

Publication Date

1-1-1978

El1978 Frequencies.spv (260 kB)
SPSS system file (Visitors will need the SPSS software to open this file.)

El1978.sav (309 kB)
SPSS system file (Visitors will need the SPSS software to open this file.)

Date Deposited

6-24-2014

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