Lua APA (7ú heag.)

Jakeman V. Vanessa & Whitehead R. Russell. (2002). BEC. Vantage Practice Tests: Upper Intermediate; Cas. 1. New York, Oxford University Press, 2002.

Lua i Stíl Chicago (17ú heag.)

Jakeman V. Vanessa agus Whitehead R. Russell. BEC. Vantage Practice Tests: Upper Intermediate; Cas. 1. New York, Oxford University Press, 2002, 2002.

Lua MLA (9ú heag.)

Jakeman V. Vanessa agus Whitehead R. Russell. BEC. Vantage Practice Tests: Upper Intermediate; Cas. 1. New York, Oxford University Press, 2002, 2002.

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