Dyfyniad APA

Albert Schweitzer in Thought and Action. Syracuse University Press.

Dyfyniad Arddull Chicago

Albert Schweitzer in Thought and Action. Syracuse University Press.

Dyfyniad MLA

Albert Schweitzer in Thought and Action. Syracuse University Press.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.