Cita APA (7th ed.)

Shields, J., Armitage, R., Jamieson, B., Beverley, P., & Callard, R. (1989). Increased expression of surface IgM but not IgD or IgG on human B cells in response to IL-4.

Cita Chicago (17th ed.)

Shields, J., R. Armitage, B. Jamieson, P. Beverley, i R. Callard. Increased Expression of Surface IgM but Not IgD or IgG on Human B Cells in Response to IL-4. 1989.

Cita MLA (9th ed.)

Shields, J., et al. Increased Expression of Surface IgM but Not IgD or IgG on Human B Cells in Response to IL-4. 1989.