APA

Billings.P.Marland, . (1999). Structural Geology Ed 3. : .

Chicago

Billings.P.Marland, . 1999. Structural Geology Ed 3. : .

Harvard

Billings.P.Marland, . (1999). Structural Geology Ed 3. : .

MLA

Billings.P.Marland, . Structural Geology Ed 3. : . 1999.