Παραπομπή σε μορφή APA (7η εκδ.)

Huaying, H. (1989). Chemistry, geochemistry and surface chemistry of coals from Shanxi Province, People's Republic of China. University of London.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Huaying, Huai. Chemistry, Geochemistry and Surface Chemistry of Coals from Shanxi Province, People's Republic of China. University of London, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Huaying, Huai. Chemistry, Geochemistry and Surface Chemistry of Coals from Shanxi Province, People's Republic of China. University of London, 1989.