Riddell, P. G. (1990). Reading technical english. Institutional Development Program of Australian Universities and Colleges.
Citazione stile Chigago Style (17a edizione)Riddell, Peter G. Reading Technical English. Canberra, Australia: Institutional Development Program of Australian Universities and Colleges, 1990.
Citatione MLA (9a ed.)Riddell, Peter G. Reading Technical English. Institutional Development Program of Australian Universities and Colleges, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.