APA引文

Deul, E. R. (1988). Interstellar dust and gas in the Milky Way and M33. Sterrewacht Leiden.

Chicago Style (17th ed.) Citation

Deul, Erik Ronald. Interstellar Dust and Gas in the Milky Way and M33. Leiden: Sterrewacht Leiden, 1988.

MLA引文

Deul, Erik Ronald. Interstellar Dust and Gas in the Milky Way and M33. Sterrewacht Leiden, 1988.

警告：这些引文格式不一定是100％准确.