Gaya APA

Yang, F. (2017). Plant production science vol. 20 issue 1-4 2017 (vol. 20 issue 1-4 2017). : PPS.

Gaya MLA

Yang, Feng. "Plant production science vol. 20 issue 1-4 2017". vol. 20 issue 1-4 2017 : PPS, 2017. Text.