Boller, P. F. (1969). American thought in transition: The impact of evolutionary naturalism, 1865 - 1900. Chicago: Rand McNally.
استشهاد بنمط شيكاغوBoller, Paul F. American Thought in Transition: The Impact of Evolutionary Naturalism, 1865 - 1900. Chicago: Rand McNally, 1969.
MLA استشهادBoller, Paul F. American Thought in Transition: The Impact of Evolutionary Naturalism, 1865 - 1900. Chicago: Rand McNally, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.