Dyfyniad APA

Doweiko, H. E., & Harold E. Doweiko. (2006). Test Items for Concepts of Chemical Dependency. Belmont, CA: Cengage Learning, Inc.

Dyfyniad Arddull Chicago

Doweiko, Harold E., và Harold E. Doweiko. Test Items for Concepts of Chemical Dependency. Belmont, CA: Cengage Learning, Inc, 2006.

Dyfyniad MLA

Doweiko, Harold E., và Harold E. Doweiko. Test Items for Concepts of Chemical Dependency. Belmont, CA: Cengage Learning, Inc, 2006.

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