APA citiranje

Leff, E. (2007). Wakefulness of Happiness. Imaginaries to Rethink Education in the Era of Environmental Crisis.

Citación estilo Chicago

Leff, Enrique. Wakefulness of Happiness. Imaginaries to Rethink Education in the Era of Environmental Crisis. 2007.

MLA citiranje

Leff, Enrique. Wakefulness of Happiness. Imaginaries to Rethink Education in the Era of Environmental Crisis. 2007.

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