Vietnam (Republic). Nha địa-dư quốc-gia. (1966). Viêt-Nam 1:250.000: Ban do duong-sa (Xuat ban lan thu 3-1966.). National Geographic Service of Viet Nam.
Chicago Style (17th ed.) CitationVietnam (Republic). Nha địa-dư quốc-gia. Viêt-Nam 1:250.000: Ban Do Duong-sa. Xuat ban lan thu 3-1966. [Hanoi?]: National Geographic Service of Viet Nam, 1966.
MLA (9th ed.) CitationVietnam (Republic). Nha địa-dư quốc-gia. Viêt-Nam 1:250.000: Ban Do Duong-sa. Xuat ban lan thu 3-1966. National Geographic Service of Viet Nam, 1966.
Warning: These citations may not always be 100% accurate.