APA (7th ed.) Citation

De Souza, B., Furniss, D., Olaofe, G., Jawad, M., & Ballington, J. (2003). Vaseline and burns [6] (multiple letters).

Chicago Style (17th ed.) Citation

De Souza, B., D. Furniss, G. Olaofe, M. Jawad, and J. Ballington. Vaseline and Burns [6] (multiple Letters). 2003.

MLA (9th ed.) Citation

De Souza, B., et al. Vaseline and Burns [6] (multiple Letters). 2003.