Cita APA (7a ed.)

Knocke, H. (1909). Guide to English conversation and correspondence (2nd and 3rd special ed. B, (with grammar and vocabulary), (rev., extended, and improved throughout).). Carl Meyer (Gustav Prior).

Cita Chicago Style (17a ed.)

Knocke, Hermann. Guide to English Conversation and Correspondence. 2nd and 3rd special ed. B, (with grammar and vocabulary), (rev., extended, and improved throughout). Hannover-List [etc.]: Carl Meyer (Gustav Prior), 1909.

Cita MLA (9a ed.)

Knocke, Hermann. Guide to English Conversation and Correspondence. 2nd and 3rd special ed. B, (with grammar and vocabulary), (rev., extended, and improved throughout). Carl Meyer (Gustav Prior), 1909.