Cita APA (7a ed.)
Abrahm, S., & Silpert, P. (1934). Language Guide: English-Russian.
Cita estilo Chicago (17a ed.)
Abrahm, S., y P. Silpert. Language Guide: English-Russian. 1934.
Cita MLA (9a ed.)
Abrahm, S., y P. Silpert. Language Guide: English-Russian. 1934.
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