^Pat Davis. The Guinness Book of Badminton (Guinness Superlatives Limited, Enfield, Middlesex, England, 1983). 106, 108.
and 赫伯特·舍勒, Ed. The International Badminton Federation Handbook for 1971 (Canterbury, Kent, England, 1971). 164.
^Pat Davis. The Guinness Book of Badminton (Guinness Superlatives Limited, Enfield, Middlesex, England, 1983). 133, 134, 135.
and 赫伯特·舍勒, Ed. The International Badminton Federation Handbook for 1967 (Canterbury, Kent, England, 1967). 105-107.