APA (7th ed.) Citation

Heim, M., Mullins, B., Wild, M., Meyer, J., & Kasper, G. (2005). Filtration Efficiency of Aerosol Particles Below 20 Nanometers. Elsevier.

Chicago Style (17th ed.) Citation

Heim, M., Ben Mullins, M. Wild, J. Meyer, and G. Kasper. Filtration Efficiency of Aerosol Particles Below 20 Nanometers. Elsevier, 2005.

MLA (9th ed.) Citation

Heim, M., et al. Filtration Efficiency of Aerosol Particles Below 20 Nanometers. Elsevier, 2005.