Style de citation APA (7e éd.)

Não informado. (1952). Chemical and Process Engineering. Leonard Hill Technical Group.

Style de citation Chicago (17e éd.)

Não informado. Chemical and Process Engineering. London: Leonard Hill Technical Group, 1952.

Style de citation MLA (8e éd.)

Não informado. Chemical and Process Engineering. Leonard Hill Technical Group, 1952.

Attention : ces citations peuvent ne pas être correctes à 100%.