Cita APA

Liu, J. (1970). China's fertilizer economy. Chicago: Aldine Publishing Company.

Chicago Style Citation

Liu, Jung-Chao. China's Fertilizer Economy. Chicago: Aldine Publishing Company, 1970.

Cita MLA

Liu, Jung-Chao. China's Fertilizer Economy. Chicago: Aldine Publishing Company, 1970.

Atenció: Aquestes cites poden no estar 100% correctes.