Citação norma APA

Spear, G. T., Sullivan, B. L., Takefman, D. M., Landay, A. L., & Lint, T. F. (1991). Human immunodeficiency virus (HIV)-infected cells and free virus directly activate the classical complement pathway in rabbit, mouse and guinea-pig sera; activation results in virus neutralization by virolysis.

Citação norma Chicago

Spear, G T., B L. Sullivan, D M. Takefman, A L. Landay, and T F. Lint. Human Immunodeficiency Virus (HIV)-infected Cells and Free Virus Directly Activate the Classical Complement Pathway in Rabbit, Mouse and Guinea-pig Sera; Activation Results in Virus Neutralization By Virolysis. 1991.

Citação norma MLA

Spear, G T., et al. Human Immunodeficiency Virus (HIV)-infected Cells and Free Virus Directly Activate the Classical Complement Pathway in Rabbit, Mouse and Guinea-pig Sera; Activation Results in Virus Neutralization By Virolysis. 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.