Παραπομπή APA

Pollution control measures and regulations for metal industries: World business brief. [s.I.]: Materials Information.

Παραπομπή Chicago Style

Pollution Control Measures and Regulations for Metal Industries: World Business Brief. [s.I.]: Materials Information.

Παραπομπή MLA

Pollution Control Measures and Regulations for Metal Industries: World Business Brief. [s.I.]: Materials Information.

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