Hartog, C. (1981). ý toca Guitarra!: Easy Spanish Pieces for Guitar. Alsbach Educa.
Chicagoスタイル(17版)引用形式Hartog, Cees. ý Toca Guitarra!: Easy Spanish Pieces for Guitar. Naarden, NL: Alsbach Educa, 1981.
MLA(8版)引用形式Hartog, Cees. ý Toca Guitarra!: Easy Spanish Pieces for Guitar. Alsbach Educa, 1981.
警告: この引用は必ずしも正確ではありません.