APA
Jeffers J. N. R., . (1978). An introduction to systems analysis: with ecological applications. London: Edward Arnold.
Chicago
Jeffers John Norman Richard, . 1978. An introduction to systems analysis: with ecological applications. London: Edward Arnold.
Harvard
Jeffers J. N. R., . (1978). An introduction to systems analysis: with ecological applications. London: Edward Arnold.
MLA
Jeffers John Norman Richard, . An introduction to systems analysis: with ecological applications. London: Edward Arnold. 1978.