Cita APA

Tetra Werke Coprporation. Aquqrium Digest International. Tetra Werke Coprporation.

Chicago Edition Citation

Tetra Werke Coprporation. Aquqrium Digest International. USA: Tetra Werke Coprporation.

Cita MLA

Tetra Werke Coprporation. Aquqrium Digest International. Tetra Werke Coprporation.