Sproule, A. (1992). Wrigth Bersaudara. PT Gramedia Pustaka Utama.
Chicago Style (17th ed.) CitationSproule, Anna. Wrigth Bersaudara. PT Gramedia Pustaka Utama, 1992.
MLA (8th ed.) CitationSproule, Anna. Wrigth Bersaudara. PT Gramedia Pustaka Utama, 1992.
Warning: These citations may not always be 100% accurate.