Cita APA (7th ed.)

Sung, R., Ling, J., Fung, S., Oppenheimer, S., Crook, D., Lau, J., & Cheng, A. (1995). Carriage of Haemophilus influenzae and Streptococcus pneumoniae in healthy Chinese and Vietnamese children in Hong Kong.

Cita Chicago (17th ed.)

Sung, R., J. Ling, S. Fung, S. Oppenheimer, D. Crook, J. Lau, i A. Cheng. Carriage of Haemophilus Influenzae and Streptococcus Pneumoniae in Healthy Chinese and Vietnamese Children in Hong Kong. 1995.

Cita MLA (9th ed.)

Sung, R., et al. Carriage of Haemophilus Influenzae and Streptococcus Pneumoniae in Healthy Chinese and Vietnamese Children in Hong Kong. 1995.