Cita APA (7a ed.)
Semeonoff, A. H. (1983). Key to a New Russian Grammar.
Cita estilo Chicago (17a ed.)
Semeonoff, Anna H. Key to a New Russian Grammar. 1983.
Cita MLA (9a ed.)
Semeonoff, Anna H. Key to a New Russian Grammar. 1983.
警告：這些引文格式不一定是100％准確.