APA (7th ed.) Citation

Wahlgren, G. M. Weak emission lines and peculiar stars.

Chicago Style (17th ed.) Citation

Wahlgren, G. M. Weak Emission Lines and Peculiar Stars.

MLA (9th ed.) Citation

Wahlgren, G. M. Weak Emission Lines and Peculiar Stars.

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