Campbell, Enid Mona
Legal research : materials and methods
The Law Book, 1967
 Buku Teks
Shryock, Henry S.
The Methods and materials of demography
Academic press, 1976
 Buku Teks
Wass, Alonzo
Methods and materials of residential construction
Reston, VA: Reston Publishing, 1973
 Buku Teks
Campbell, Enid Mona
Legal research materials and methods
[publisher not identified], [date of publication not identified]
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Boas, Mary L.
Mathematical methods in the physical sciences
John Wiley & Sons, 2006
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