Cita APA (7a ed.)

Mc Gowan, E. B. (1930). A comparative study of detergents. Columbia University.

Cita Chicago Style (17a ed.)

Mc Gowan, Ellen Beers. A Comparative Study of Detergents. New York: Columbia University, 1930.

Cita MLA (8a ed.)

Mc Gowan, Ellen Beers. A Comparative Study of Detergents. Columbia University, 1930.