APA (7th ed.) Citation

Gelder, H. E. v. (1959). W. R. O. Valentiner 1880 - 1958.

Chicago Style (17th ed.) Citation

Gelder, H. E. van. W. R. O. Valentiner 1880 - 1958. 1959.

MLA (9th ed.) Citation

Gelder, H. E. van. W. R. O. Valentiner 1880 - 1958. 1959.

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