Hubbard, L. Ron, 1911-1986
L. Ron Hubbard : a profile
Bridge Publications, Inc., 2012
 Buku Referensi
Bierman, Harold
Strategic financial planning : a manager`s guide to improving profit performance
The Free Press, 1980
 Buku Teks
Bullis, L. Harold
Strategic and critical materials / L. Harold Bullis and James E. Mielke
Westview Press, 1985
 Buku Teks
Bullis, L. Harold
Strategic and critical materials / L. Harold Bullis and James E. Mielke
Westview Press, 1985
 Buku Teks
Bass, Carol
` /​ Carol Bass ; photographs by Dennis Welsh
Stewart, Tabori &​ Chang, 2008
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