Gaya APA
Plant Physiology. (2010).
USA:
SSiraver Assocates.
Gaya Chicago
Plant Physiology.
6.
USA:
SSiraver Assocates,
2010.
Buku.
Gaya MLA
Plant Physiology.
6.
USA:
SSiraver Assocates,
2010.
Buku.
Gaya Turabian
Plant Physiology.
USA:
SSiraver Assocates,
2010.
Buku.