APA (7th ed.) Citation

Teilhard de Chardin, P. (1968). Writings in time of war / by P. Teilhard de Chardin. Collins.

Chicago Style (17th ed.) Citation

Teilhard de Chardin, Pierre. Writings in Time of War / by P. Teilhard De Chardin. Collins, 1968.

MLA (9th ed.) Citation

Teilhard de Chardin, Pierre. Writings in Time of War / by P. Teilhard De Chardin. Collins, 1968.

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