Huke, R. E. (1963). Shadows on the land: An economic geography of the Philippines. Manila: Bookmark.
शिकागो स्टाइल उद्धरणHuke, Robert E. Shadows On the Land: An Economic Geography of the Philippines. Manila: Bookmark, 1963.
एमएलए उद्धरणHuke, Robert E. Shadows On the Land: An Economic Geography of the Philippines. Manila: Bookmark, 1963.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.