APA
Gordon R. F. (., . (1979). Poultry diseases. London: English language Book Society.
Chicago
Gordon R F (ed), . 1979. Poultry diseases. London: English language Book Society.
Harvard
Gordon R. F. (., . (1979). Poultry diseases. London: English language Book Society.
MLA
Gordon R F (ed), . Poultry diseases. London: English language Book Society. 1979.