APA (7th ed.) Citation

Higgins, H. (1982). Vietnam (Second edition.). Heinemann Educational Books.

Chicago Style (17th ed.) Citation

Higgins, Hugh. Vietnam. Second edition. London ; Exeter, NH: Heinemann Educational Books, 1982.

MLA (9th ed.) Citation

Higgins, Hugh. Vietnam. Second edition. Heinemann Educational Books, 1982.