(1994). The vocational aspect of education. Triangle Journals.
Citazione stile Chigago Style (17a edizione)The Vocational Aspect of Education. Wallingford [Eng., etc.]: Triangle Journals, 1994.
Citatione MLA (9a ed.)The Vocational Aspect of Education. Triangle Journals, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.