Amos, Julie-Ann
Glorier business library : managing yourself
Glorier International, 1999
 Buku Referensi
Hedges, Roy
Glorier business library : managing credit
Glorier International, 1999
 Buku Referensi
Humphries, john
Glorier business library : managing through people
Glorier International, 1999
 Buku Referensi
Amos, Julie-Ann
Glorier business library : managing your time
Glorier International, 2001
 Buku Referensi
Claxton, john
Glorier business library : managing your personal finances
Glorier International, 1999
 Buku Referensi