Parakeets (Cockatiels, Eclectus ...)

Sigrid März: Katharinasittiche

Language: German

Otto Lutz: Standard-cockatiels - The classic colour mutations

Language: English

Kurt Kolar: Nymphensittiche

Language: German

Esther Wullschleger Schättin: Edelsittiche: Haltung, Zucht und Artenschutz

Language: German

Asmus & Lantermann: Australische Sittiche

Language: German

Asiatische Sittiche und ihre Mutationen

Language: German

Asiatic Parrots and their Mutations

Language: English

A Guide to Rosellas and their Mutations-Revised Edition

A Guide to Neophema and Psephotus Grass Parrots (Revised Edition)

A Guide to Neophema and Neopsephotus Genera (Überarbeitete Ausgabe)

A Guide to Basic Health and Disease in Birds (Überarbeitete Ausgabe)

A Guide to Australian Long and Broadtailed Parrots and NZ Kakarikis