Smith, T. M. (2015). Elements of ecology. Harlow, Essex: Pearson Education.
Trích dẫn kiểu ChicagoSmith, Thomas M. Elements of Ecology. Harlow, Essex: Pearson Education, 2015.
MLA引文Smith, Thomas M. Elements of Ecology. Harlow, Essex: Pearson Education, 2015.
警告:這些引文格式不一定是100%准確.