Keene, C., & Dixon, F. W. (2008). Nancy Drew and the Hardy Boys: Super Mystery Danger Overseas No. 2. Aladdin Paperbacks.
Lua i Stíl Chicago (17ú heag.)Keene, Carolyn, agus Franklin. W. Dixon. Nancy Drew and the Hardy Boys: Super Mystery Danger Overseas No. 2. New York: Aladdin Paperbacks, 2008.
Lua MLA (9ú heag.)Keene, Carolyn, agus Franklin. W. Dixon. Nancy Drew and the Hardy Boys: Super Mystery Danger Overseas No. 2. Aladdin Paperbacks, 2008.
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