APA

Eicher D. L., McAlester A. L. . j. a., . (1980). History of the earth. Englewood Cliffs :Prentice Hall: .

Chicago

Eicher Don L, McAlester Arcie Lee joint author, . 1980. History of the earth. Englewood Cliffs :Prentice Hall: .

Harvard

Eicher D. L., McAlester A. L. . j. a., . (1980). History of the earth. Englewood Cliffs :Prentice Hall: .

MLA

Eicher Don L, McAlester Arcie Lee joint author, . History of the earth. Englewood Cliffs :Prentice Hall: . 1980.