Cita APA (7th ed.)
ebrary, Inc, & Yang, D. (2009). The China environment yearbook. Brill Academic Pub..
Cita Chicago (17th ed.)
ebrary, Inc, i Dongping Yang. The China Environment Yearbook. Leiden ; Boston: Brill Academic Pub., 2009.
Cita MLA (9th ed.)
ebrary, Inc, i Dongping Yang. The China Environment Yearbook. Brill Academic Pub., 2009.
Atenció: Aquestes cites poden no estar 100% correctes.