APA (7th ed.) Citation

(1928). Vol. 50, № 7-12. 1928.

Chicago Style (17th ed.) Citation

Vol. 50, № 7-12. 1928, 1928.

MLA (9th ed.) Citation

Vol. 50, № 7-12. 1928, 1928.

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