Trích dẫn APA

Haron Ashari (Institut Penyelidikan dan Kemajuan Pertanian Malaysia, P. (2013). [The cost and return of four crops using rotational cropping system on peat soils [in Peninsular Malaysia]].

Trích dẫn kiểu Chicago

Haron Ashari (Institut Penyelidikan dan Kemajuan Pertanian Malaysia, Pontian. [The Cost and Return of Four Crops Using Rotational Cropping System On Peat Soils [in Peninsular Malaysia]]. 2013.

Trích dẫn MLA

Haron Ashari (Institut Penyelidikan dan Kemajuan Pertanian Malaysia, Pontian. [The Cost and Return of Four Crops Using Rotational Cropping System On Peat Soils [in Peninsular Malaysia]]. 2013.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.