APA引文

Opie, R. (1997). The 1930s scrapbook. New Cavendish Books.

芝加哥风格引文

Opie, Robert. The 1930s Scrapbook. London: New Cavendish Books, 1997.

MLA引文

Opie, Robert. The 1930s Scrapbook. New Cavendish Books, 1997.