APA (7th ed.) Citation

Pfeifer, G. (1964). Deutsche Siedlung in Rio Grande do Sul. Erdkunde, 18(4), .

Chicago Style (17th ed.) Citation

Pfeifer, Gottfried. "Deutsche Siedlung in Rio Grande Do Sul." Erdkunde 18, no. 4 (1964).

MLA (9th ed.) Citation

Pfeifer, Gottfried. "Deutsche Siedlung in Rio Grande Do Sul." Erdkunde, vol. 18, no. 4, 1964.

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