APA

Harmel L., Crawford V. M., .A key to labour problems: being an adapted translation of the catéchisme du patron / by León Harmel, with at introduction by Virginia M. Crawford. London : Catholic Truth Society, 21 Westminister Bridge Road, S. E.; 245 Brompton Road, S. W.; 22 Paternoster Row, E. C., 1896: .

Chicago

Harmel León, Crawford Virginia M, .A key to labour problems: being an adapted translation of the catéchisme du patron / by León Harmel, with at introduction by Virginia M. Crawford. London : Catholic Truth Society, 21 Westminister Bridge Road, S. E.; 245 Brompton Road, S. W.; 22 Paternoster Row, E. C., 1896: .

Harvard

Harmel L., Crawford V. M., .A key to labour problems: being an adapted translation of the catéchisme du patron / by León Harmel, with at introduction by Virginia M. Crawford. London : Catholic Truth Society, 21 Westminister Bridge Road, S. E.; 245 Brompton Road, S. W.; 22 Paternoster Row, E. C., 1896: .

MLA

Harmel León, Crawford Virginia M, .London : Catholic Truth Society, 21 Westminister Bridge Road, S. E.; 245 Brompton Road, S. W.; 22 Paternoster Row, E. C., 1896: . .