Popcak, G. K. (2018). Unworried: A life without anxiety. Our Sunday Visitor.
Cita Chicago Style (17a ed.)Popcak, Gregory K. Unworried: A Life Without Anxiety. Huntington, IN: Our Sunday Visitor, 2018.
Cita MLA (8a ed.)Popcak, Gregory K. Unworried: A Life Without Anxiety. Our Sunday Visitor, 2018.
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