APA Edition Citation

Ridsdale, E. A. (1889). Cosmic evolution being speculations on the origin of our environment.

Chicago Edition Citation

Ridsdale, E. A. Cosmic Evolution Being Speculations on the Origin of Our Environment. 1889.

MLA Edition Citation

Ridsdale, E. A. Cosmic Evolution Being Speculations on the Origin of Our Environment. 1889.

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