APA Style

Palka, E, J., Galgano, F, A. (2004). North Korea : Geographic perspectives / Eugene J. Palka and Francis A. Galgano (2). Guilford: McGraw - Hill.

MLA Style

Palka, Eugene, J.., Galgano, Francis, A.. "North Korea : Geographic perspectives / Eugene J. Palka and Francis A. Galgano". 2 Guilford: McGraw - Hill, 2004. Textbook ห้องสมุดทั่วไป.