APA (7th ed.) Citation

Scagel, R. F. (1965). An evolutionary survey of the plant kingdom. Blackie and Son.

Chicago Style (17th ed.) Citation

Scagel, Robert Francis. An Evolutionary Survey of the Plant Kingdom. London [etc.]: Blackie and Son, 1965.

MLA (9th ed.) Citation

Scagel, Robert Francis. An Evolutionary Survey of the Plant Kingdom. Blackie and Son, 1965.

Warning: These citations may not always be 100% accurate.