Gaya APA
Richardson, William Norman, Stubbs, Thomas. (1978).
Plants agriculture and human society .
Reading, MA:
The Benjamin/Cummings.
Gaya Chicago
Richardson, William Norman, Stubbs, Thomas.
Plants agriculture and human society.
Reading, MA:
The Benjamin/Cummings,
1978.
Text.
Gaya MLA
Richardson, William Norman, Stubbs, Thomas.
Plants agriculture and human society.
Reading, MA:
The Benjamin/Cummings,
1978.
Text.
Gaya Turabian
Richardson, William Norman, Stubbs, Thomas.
Plants agriculture and human society.
Reading, MA:
The Benjamin/Cummings,
1978.
Print.