Beer, Lawrence A.
Tracing the roots of globalization and business principles
Business Expert, 2011
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East asian national identities : common roots and chinese exceptionalsm
Gilbert Rozman, editor
Woodrow Wilson Center Press, 2011
 Buku Teks SO
Whitaker, Carl A.
The roots of psychotherapy
Blakiston, 1953
 Buku Teks SO
Rose, Arnold M.
The roots of prejudice
UNESCO, 1951
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Berlin, Isaiah
The Roots of romanticism
Princeton University Press, 2001
 Buku Teks SO