(1988). Das Roßgärtner Tor.
Tohutoru Kātū Chicago (17th ed.)Das Roßgärtner Tor. 1988.
Tohutoro MLA (9th ed.)Das Roßgärtner Tor. 1988.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.
Tohutoro APA (7th ed.)