एपीए उद्धरण

Nguyễn Thừa Hỷ, & Cohen, B. (2002). Economic history of Ha Noi in the 17th, 18th, and 19th centuries. H.: Chính trị Quốc gia.

शिकागो स्टाइल उद्धरण

Nguyễn Thừa Hỷ, और Barbara Cohen. Economic History of Ha Noi in the 17th, 18th, and 19th Centuries. H.: Chính trị Quốc gia, 2002.

एमएलए उद्धरण

Nguyễn Thừa Hỷ, और Barbara Cohen. Economic History of Ha Noi in the 17th, 18th, and 19th Centuries. H.: Chính trị Quốc gia, 2002.