APA-viite (7. p.)

ebrary, Inc, Bushnell, D. M., & Hefner, J. N. (1990). Viscous drag reduction in boundary layers. American Institute of Aeronautics and Astronautics, Inc..

Chicago-viite (17. p.)

ebrary, Inc, Dennis M. Bushnell, ja Jerry N. Hefner. Viscous Drag Reduction in Boundary Layers. Washington, D.C.: American Institute of Aeronautics and Astronautics, Inc., 1990.

MLA-viite (9. p.)

ebrary, Inc, et al. Viscous Drag Reduction in Boundary Layers. American Institute of Aeronautics and Astronautics, Inc., 1990.