APA-referens (7:e uppl.)

Lockwood, H. R. (1932). A workbook in vocabulary building. Macmillan.

Chicago-referens (17:e uppl.)

Lockwood, Harriet R. A Workbook in Vocabulary Building. New York: Macmillan, 1932.

MLA-referens (8:e uppl.)

Lockwood, Harriet R. A Workbook in Vocabulary Building. Macmillan, 1932.