APA (7th ed.) Citation

15, P. S. /. P. V. (1934). Porträt SPD-Vorsitzender Otto Wels.

Chicago Style (17th ed.) Citation

15, Photo Studio / Praha Vaclavske. Porträt SPD-Vorsitzender Otto Wels. 1934.

MLA (8th ed.) Citation

15, Photo Studio / Praha Vaclavske. Porträt SPD-Vorsitzender Otto Wels. 1934.

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