APA
Duane Lockard, Murphy Walter F, . (1987). Basic cases in constitutional law. Washington: Congressinal Quarterly Inc.
Chicago
Duane Lockard, Murphy Walter F, . 1987. Basic cases in constitutional law. Washington: Congressinal Quarterly Inc.
Harvard
Duane Lockard, Murphy Walter F, . (1987). Basic cases in constitutional law. Washington: Congressinal Quarterly Inc.
MLA
Duane Lockard, Murphy Walter F, . Basic cases in constitutional law. Washington: Congressinal Quarterly Inc. 1987.