Muzaffar, Chandra
A plea for empathy : the quest for Malaysian unity
Zubedy Ideahouse, 2010
Buku Teks
Zimdahl, Robert L.
Fundamentals of weed science
Academic Press , 1993
Buku Teks
Somani, L.L.
Dictionary of weed science
Agrotech Publishing Academy, 1992
Buku Referensi
Lu, Xun, 1881-1936
Ye cao = Weed = 野草
Renmin Wenxue Cjubanshe, 2001
Buku Teks
Part-timer's plea: where am i now?
Artikel Jurnal