Gaya APA
Lewis, D.G.. (1973).
Statistical methods in education .
St Paul\'s House, London:
University of London Press.
Gaya Chicago
Lewis, D.G..
Statistical methods in education.
St Paul\'s House, London:
University of London Press,
1973.
Text.
Gaya MLA
Lewis, D.G..
Statistical methods in education.
St Paul\'s House, London:
University of London Press,
1973.
Text.
Gaya Turabian
Lewis, D.G..
Statistical methods in education.
St Paul\'s House, London:
University of London Press,
1973.
Print.