APA-ийн эшлэл(7 дахь хэвлэлт)

Shahaby Ahmad F., El-din Khaled M. Essam, & Excellent Publishers. Desulfurization of Crude Oil and Oil Products by Local Isolated Bacterial Strains.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Shahaby Ahmad F., El-din Khaled M. Essam, ба Excellent Publishers. Desulfurization of Crude Oil and Oil Products by Local Isolated Bacterial Strains.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Shahaby Ahmad F., et al. Desulfurization of Crude Oil and Oil Products by Local Isolated Bacterial Strains.

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