Citace podle APA

Mata Jiménez, L. (1986). There is no valid excuse for failing to commit substantial resources to improving the environment.

Styl Chicago

Mata Jiménez, Leonardo. There Is No Valid Excuse for Failing to Commit Substantial Resources to Improving the Environment. 1986.

Citace podle MLA

Mata Jiménez, Leonardo. There Is No Valid Excuse for Failing to Commit Substantial Resources to Improving the Environment. 1986.

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