Pettersson, R. (2013). Predecessors & pioneers. Institute for Infology.
Chicagoスタイル(17版)引用形式Pettersson, Rune. Predecessors & Pioneers. Tullinge: Institute for Infology, 2013.
MLA(9版)引用形式Pettersson, Rune. Predecessors & Pioneers. Institute for Infology, 2013.
警告: この引用は必ずしも正確ではありません.