APA-čujuhus (7. p.)
Etchells, R. (1969). Unafraid to be: A Christian study of contemporary English writing. InterVarsity.
Chicago-čujuhus (17. p.)
Etchells, Ruth. Unafraid to Be: A Christian Study of Contemporary English Writing. London: InterVarsity, 1969.
MLA-čujuhus (9. p.)
Etchells, Ruth. Unafraid to Be: A Christian Study of Contemporary English Writing. InterVarsity, 1969.
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