Dyfyniad APA

Brown, J. H. (2007). Dangerous Undertaking (7th.). John Wiley.

Dyfyniad Arddull Chicago

Brown, James Harlow. Dangerous Undertaking. 7th. New Jersey: John Wiley, 2007.

Dyfyniad MLA

Brown, James Harlow. Dangerous Undertaking. 7th. John Wiley, 2007.

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