Gaya APA
Sherwood M., etc.. ().
The World Book Encyclopedia of Science. Volume 3. Chemistry Today .
:
.
Gaya Chicago
Sherwood M., etc..
The World Book Encyclopedia of Science. Volume 3. Chemistry Today.
:
,
.
Ekonomi Pertanian.
Gaya MLA
Sherwood M., etc..
The World Book Encyclopedia of Science. Volume 3. Chemistry Today.
:
,
.
Ekonomi Pertanian.
Gaya Turabian
Sherwood M., etc..
The World Book Encyclopedia of Science. Volume 3. Chemistry Today.
:
,
.
Ekonomi Pertanian.