APA (7th ed.) Citation

Penrose, M. The Motor Girls on Cedar Lake; Or, the Hermit of Fern Island.

Chicago Style (17th ed.) Citation

Penrose, Margaret. The Motor Girls on Cedar Lake; Or, the Hermit of Fern Island.

MLA (9th ed.) Citation

Penrose, Margaret. The Motor Girls on Cedar Lake; Or, the Hermit of Fern Island.

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