APA

Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology, . (19721972). Final report / Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology. Wien: Geolog. Bundesanst.

Chicago

Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology, . 19721972. Final report / Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology. Wien: Geolog. Bundesanst.

Harvard

Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology, . (19721972). Final report / Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology. Wien: Geolog. Bundesanst.

MLA

Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology, . Final report / Refresher Colloquium in the Fields of Stratigraphy and Micropalaeontology. Wien: Geolog. Bundesanst. 19721972.