Παραπομπή σε μορφή APA (7η εκδ.)

Guo Lei, Zhang Hongzhe, Jiang Xueyan, Wang Yan, Liu Zhengwei, Fang Shiping, . . . MDPI. Classification and Disposal Strategy of Excess Sludge in the Petrochemical Industry.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Guo Lei, Zhang Hongzhe, Jiang Xueyan, Wang Yan, Liu Zhengwei, Fang Shiping, Zhang Zhiyuan, και MDPI. Classification and Disposal Strategy of Excess Sludge in the Petrochemical Industry.

Παραπομπή σε μορφή MLA (9th εκδ.)

Guo Lei, et al. Classification and Disposal Strategy of Excess Sludge in the Petrochemical Industry.