APA引文

Schaeffer, F. A. (1979). Whatever happened to the human race? Fleming H. Revell Co..

Chicago Style (17th ed.) Citation

Schaeffer, Francis A. Whatever Happened to the Human Race? New Jersey: Fleming H. Revell Co., 1979.

MLA引文

Schaeffer, Francis A. Whatever Happened to the Human Race? Fleming H. Revell Co., 1979.