APA (7th ed.) Citation

Tang, G., Liu, H., & Zhang, W. The Variation of Optical Band Gap for ZnO: In Films Prepared by Sol-Gel Technique. Wiley.

Chicago Style (17th ed.) Citation

Tang, Guomei, Hua Liu, and Wei Zhang. The Variation of Optical Band Gap for ZnO: In Films Prepared by Sol-Gel Technique. Wiley.

MLA (9th ed.) Citation

Tang, Guomei, et al. The Variation of Optical Band Gap for ZnO: In Films Prepared by Sol-Gel Technique. Wiley.