APA (7th ed.) Citation

Alsaker, R. L. (2005). Maintaining Health (Formerly Health and Efficiency). Project Gutenberg.

Chicago Style (17th ed.) Citation

Alsaker, Rasmus Larssen. Maintaining Health (Formerly Health and Efficiency). Project Gutenberg, 2005.

MLA (9th ed.) Citation

Alsaker, Rasmus Larssen. Maintaining Health (Formerly Health and Efficiency). Project Gutenberg, 2005.

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