Harborne, J.B., author
Academic Press Limited, 1993
Buku Teks
Allee, W.C., author
John Wiley & Sons, 1963
Buku Teks
McElroy, Ann
Westview Press, 1996
Buku Teks
Dasmann, Raymond F. (Raymond Fredric), author
John Wiley & Sons, 1974
Buku Teks
Shmelev, Stanislav E., author
[Springer, Springer], 2012
eBooks