| Avaa | Pettman, I. koonnut
| List of Publications of the Freshwater Biological Association 1928-1978 | | kirja | bibliografiat, kirjallisuusluettelot | Freshwater Biological Association | Ambleside | 1979 | 134 | | Occasional Publication No. 7 | 50 years of Scientific Achieve... | H-Limnologia |