Ellinger, J., & Butler, A. J. P. (1922). Stepping-stones to English conversation: A manual supplying the means of acquiring an adequate mastering of the spoken language in all departments of daily life for the senior forms of secondary schools (4. Aufl.). Höler-Pichler-Tempsky.
Chicago-Zitierstil (17. Ausg.)Ellinger, Johann, und A. J. Percival Butler. Stepping-stones to English Conversation: A Manual Supplying the Means of Acquiring an Adequate Mastering of the Spoken Language in All Departments of Daily Life for the Senior Forms of Secondary Schools. 4. Aufl. Wien: Höler-Pichler-Tempsky, 1922.
MLA-Zitierstil (9. Ausg.)Ellinger, Johann, und A. J. Percival Butler. Stepping-stones to English Conversation: A Manual Supplying the Means of Acquiring an Adequate Mastering of the Spoken Language in All Departments of Daily Life for the Senior Forms of Secondary Schools. 4. Aufl. Höler-Pichler-Tempsky, 1922.