WIDDOWS, R., & BUCKLE, P. (1981). Sepakbola: Ketrampilan taktik fakta. Octopus books limited.
Chicagoスタイル(17版)引用形式WIDDOWS, Richard, , Paul BUCKLE. Sepakbola: Ketrampilan Taktik Fakta. London: Octopus books limited, 1981.
MLA(9版)引用形式WIDDOWS, Richard, , Paul BUCKLE. Sepakbola: Ketrampilan Taktik Fakta. Octopus books limited, 1981.
警告: この引用は必ずしも正確ではありません.