APA (7th ed.) Citation

The helio: Vol. 1 No. 1 - August 29, 1941. [s.n.].

Chicago Style (17th ed.) Citation

The Helio: Vol. 1 No. 1 - August 29, 1941. [s.l.]: [s.n.].

MLA (9th ed.) Citation

The Helio: Vol. 1 No. 1 - August 29, 1941. [s.n.].

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