Gaya APA
Bold, Harold C. (1977).
The plant kingdom .
New Jersey:
Pretice Hall Inc.
Gaya Chicago
Bold, Harold C.
The plant kingdom.
New Jersey:
Pretice Hall Inc,
1977.
Text.
Gaya MLA
Bold, Harold C.
The plant kingdom.
New Jersey:
Pretice Hall Inc,
1977.
Text.
Gaya Turabian
Bold, Harold C.
The plant kingdom.
New Jersey:
Pretice Hall Inc,
1977.
Print.