Ronald J. Roberts

Learn-O-Grams

2007

Enfermedades de La Trucha y del Salmon

1993

Grundlagen der fischpathologie

Grundlagen der fischpathologie

1985

Microbial diseases of fish

1982

Dermatology of Teleost Fishes

Dermatology of Teleost Fishes

1976

Handbook of trout and salmon diseases

1974