APA (7th ed.) Citation

Teilhard de Chardin, P. (1969). Human energy. Collins.

Chicago Style (17th ed.) Citation

Teilhard de Chardin, Pierre. Human Energy. London: Collins, 1969.

MLA (8th ed.) Citation

Teilhard de Chardin, Pierre. Human Energy. Collins, 1969.

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