APA (7th ed.) Citation

(1948). Letter, Beam to Offie, March 30, 1948, Top Secret. https://doi.org/10.1163/ejb9789004244627.B01272

Chicago Style (17th ed.) Citation

Letter, Beam to Offie, March 30, 1948, Top Secret. 1948. https://doi.org/10.1163/ejb9789004244627.B01272.

MLA (9th ed.) Citation

Letter, Beam to Offie, March 30, 1948, Top Secret. 1948. https://doi.org/10.1163/ejb9789004244627.B01272.

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