Ruiz, R. M. (1993). The commitment of the University according to Agenda 21.
シカゴスタイル引用形Ruiz, Rose Marie. The Commitment of the University According to Agenda 21. 1993.
MLA引用形式Ruiz, Rose Marie. The Commitment of the University According to Agenda 21. 1993.
警告: この引用は必ずしも正確ではありません.