Opacity

MLA

Huebner, Walter, W. David Barfield, and Walter F Huebner. Opacity. Springer New York, 2014.

APA

Huebner, W., Barfield, W. David, & Huebner, W. F. (2014). Opacity. Springer New York.

Chicago

Huebner, Walter, W. David Barfield, and Walter F Huebner. Opacity. : Springer New York, 2014.