APA (7th ed.) Citation

Zhu, Z. B., Gao, S., & Ng, S. W. (2011). 4-Hydroxypyridinium-3-sulfonate. International Union of Crystallography.

Chicago Style (17th ed.) Citation

Zhu, Zhi Biao, Shan Gao, and Seik Weng Ng. 4-Hydroxypyridinium-3-sulfonate. International Union of Crystallography, 2011.

MLA (9th ed.) Citation

Zhu, Zhi Biao, et al. 4-Hydroxypyridinium-3-sulfonate. International Union of Crystallography, 2011.