Christensen, S. K. (1953). A comparative study of the milk control programs of the northeastern states.
Style de citation Chicago (17e éd.)Christensen, Seymour Kent. A Comparative Study of the Milk Control Programs of the Northeastern States. [Ithaca, N.Y.], 1953.
Style de citation MLA (8e éd.)Christensen, Seymour Kent. A Comparative Study of the Milk Control Programs of the Northeastern States. 1953.
Attention : ces citations peuvent ne pas être correctes à 100%.