APA Style
Briggs, D., Walters, S. M.. (1972).
Plant Variation and Evolution .
Britain, France, Germany, Holl:
World University Library & McGraw-Hill Book Company.
Chicago Style
Briggs, D., Walters, S. M..
Plant Variation and Evolution.
Britain, France, Germany, Holl:
World University Library & McGraw-Hill Book Company,
1972.
Text.
MLA Style
Briggs, D., Walters, S. M..
Plant Variation and Evolution.
Britain, France, Germany, Holl:
World University Library & McGraw-Hill Book Company,
1972.
Text.
Turabian Style
Briggs, D., Walters, S. M..
Plant Variation and Evolution.
Britain, France, Germany, Holl:
World University Library & McGraw-Hill Book Company,
1972.
Print.