Lyons, T. (1971). The personnel function in an changing Environment (1st.). Pitman publishing.
Citazione stile Chigago Style (17a edizione)Lyons, T. The Personnel Function in an Changing Environment. 1st. London: Pitman publishing, 1971.
Citatione MLA (9a ed.)Lyons, T. The Personnel Function in an Changing Environment. 1st. Pitman publishing, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.