Search results
- Hydrobiologie / Jan Lellák, František Kubíček ; ilustrovala Alena Kynclová . Praha : Karolinum, 1992 . 256 s. [1, currently available 1]
- Hydrobiologie pro postgraduální studium / Jan Lellák . Praha : SPN, 1978 . 93 s. [1, currently available 1]