Ritschard, C. (1984). Cyril Bourquin. Fundacão Calouste Gulbenkian.
Chicagoスタイル(17版)引用形式Ritschard, Claude. Cyril Bourquin. Fundacão Calouste Gulbenkian, 1984.
MLA(8版)引用形式Ritschard, Claude. Cyril Bourquin. Fundacão Calouste Gulbenkian, 1984.
警告: この引用は必ずしも正確ではありません.