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1977 Wilma naar Amerika
1978 Wilma in Amerika

1982 Wilma International 
1985 Wilma International
1986 Wilma  Malaysia International 
1986 Wilma International
1986 Presentation in China
1986 Growth hospitals
1986 Wilma Malaysia Healtcare
1986 Wilma Organisation
1987 Organisatie Wilma Real-Estate-Investors-Inc
1987 Wilma Atlanta Transport
1989 Huisstijl USA
1989 50 Jears Wilma in USA
1989 Network Wilma USA Volume 1 Nummer 1
1989 Network Wilma USA volume 2 nummer 1
1990 Network Wilma USA volume 3 nummer 1
1990 Network Wilma USA volume 3 nummer 2
1991 Network Wilma USA volume 4 nummer 1
1990 Wilma Southeast-inc
1991 Wilma Southwest, Inc. Central Green
1992 Verlies Wilma in Amerika