Dyfyniad APA

Ruiz, R. M. (1993). The commitment of the University according to Agenda 21.

Dyfyniad Arddull Chicago

Ruiz, Rose Marie. The Commitment of the University According to Agenda 21. 1993.

Dyfyniad MLA

Ruiz, Rose Marie. The Commitment of the University According to Agenda 21. 1993.

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