APA (7th ed.) Citation

Irwin, J. B. (1964). Serendipity in astronomy.

Chicago Style (17th ed.) Citation

Irwin, John B. Serendipity in Astronomy. 1964.

MLA (9th ed.) Citation

Irwin, John B. Serendipity in Astronomy. 1964.

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