Etchells, R. (1969). Unafraid to be: A Christian study of contemporary English writing. Inter-Varsity P..
Citazione stile Chigago Style (17a edizione)Etchells, Ruth. Unafraid to Be: A Christian Study of Contemporary English Writing. London: Inter-Varsity P., 1969.
Citatione MLA (8a ed.)Etchells, Ruth. Unafraid to Be: A Christian Study of Contemporary English Writing. Inter-Varsity P., 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.