APA (7th ed.) Citation

Holtsmark, E. H. (1970). From Other Journals.

Chicago Style (17th ed.) Citation

Holtsmark, Erling H. From Other Journals. 1970.

MLA (9th ed.) Citation

Holtsmark, Erling H. From Other Journals. 1970.

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