APA citiranje

Balfe, P., Simmonds, P., Ludlam, C. A., Bishop, J. O., & Brown, A. J. (1990). Concurrent evolution of human immunodeficiency virus type 1 in patients infected from the same source: Rate of sequence change and low frequency of inactivating mutations.

Citação norma Chicago

Balfe, P., P. Simmonds, C A. Ludlam, J O. Bishop, and A J. Brown. Concurrent Evolution of Human Immunodeficiency Virus Type 1 in Patients Infected From the Same Source: Rate of Sequence Change and Low Frequency of Inactivating Mutations. 1990.

MLA citiranje

Balfe, P., et al. Concurrent Evolution of Human Immunodeficiency Virus Type 1 in Patients Infected From the Same Source: Rate of Sequence Change and Low Frequency of Inactivating Mutations. 1990.