APA-ийн эшлэл(7 дахь хэвлэлт)

Graham, L. S., & Makler, H. M. (1979). Contemporary Portugal: The revolution and its antecedents. University of Texas.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Graham, Lawrence S., ба Harry M. Makler. Contemporary Portugal: The Revolution and Its Antecedents. Austin: University of Texas, 1979.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Graham, Lawrence S., ба Harry M. Makler. Contemporary Portugal: The Revolution and Its Antecedents. University of Texas, 1979.