APA (7th ed.) Citation

Schwichtenberg, H. (2020). Anne Sjerp Troelstra: (10.8.1939 - 7.3.2019).

Chicago Style (17th ed.) Citation

Schwichtenberg, Helmut. Anne Sjerp Troelstra: (10.8.1939 - 7.3.2019). 2020.

MLA (9th ed.) Citation

Schwichtenberg, Helmut. Anne Sjerp Troelstra: (10.8.1939 - 7.3.2019). 2020.

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