APA (7th ed.) Citation

Dietrich, W. (1990). More evidence for an internal classification of Tupi-Guarani languages. Mann.

Chicago Style (17th ed.) Citation

Dietrich, Wolf. More Evidence for an Internal Classification of Tupi-Guarani Languages. Berlin: Mann, 1990.

MLA (9th ed.) Citation

Dietrich, Wolf. More Evidence for an Internal Classification of Tupi-Guarani Languages. Mann, 1990.

Warning: These citations may not always be 100% accurate.