Gaya APA
Northen, Henry T. (1968).
Introductory Plant science .
New York:
Ronal Press .
Gaya Chicago
Northen, Henry T.
Introductory Plant science.
New York:
Ronal Press ,
1968.
Media Cetak.
Gaya MLA
Northen, Henry T.
Introductory Plant science.
New York:
Ronal Press ,
1968.
Media Cetak.
Gaya Turabian
Northen, Henry T.
Introductory Plant science.
New York:
Ronal Press ,
1968.
Media Cetak.