Hobson, R. P., Williams, A., Rawal, K., Pennington, T. H., & Forbes, K. J. (1995). Incidence and spread of Haemophilus influenzae on an Antarctic base determined using the polymerase chain reaction. Cambridge University Press.

Hobson, R. P., A. Williams, K. Rawal, T. H. Pennington, and K. J. Forbes. Incidence and Spread of Haemophilus Influenzae On an Antarctic Base Determined Using the Polymerase Chain Reaction. Cambridge University Press, 1995.

Hobson, R. P., et al. Incidence and Spread of Haemophilus Influenzae On an Antarctic Base Determined Using the Polymerase Chain Reaction. Cambridge University Press, 1995.