APA (7th ed.) Citation

International Astronomical Union. (1922). Transactions of the International Astronomical Union. Reidel.

Chicago Style (17th ed.) Citation

International Astronomical Union. Transactions of the International Astronomical Union. Dordrecht [u.a.]: Reidel, 1922.

MLA (9th ed.) Citation

International Astronomical Union. Transactions of the International Astronomical Union. Reidel, 1922.

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