APA Style

MONTGOMERY, Carla W, DAVID, Dathe. (). Earth: Then And Now . : Iowa: Wm.C. Brown, 1994.

Chicago Style

MONTGOMERY, Carla W, DAVID, Dathe. Earth: Then And Now. : Iowa: Wm.C. Brown, 1994, . BOOKS.

MLA Style

MONTGOMERY, Carla W, DAVID, Dathe. Earth: Then And Now. : Iowa: Wm.C. Brown, 1994, . BOOKS.

Turabian Style

MONTGOMERY, Carla W, DAVID, Dathe. Earth: Then And Now. : Iowa: Wm.C. Brown, 1994, . BOOKS.