Cita APA (7a ed.)

Cramer, F. H., & Diez de Cramer, M. d. C. R. (1972). Exclusive occurrence of Chitinozoans and Miospores in a shale of Devonian age from the Malvinas Islands.

Cita Chicago Style (17a ed.)

Cramer, Fritz H., y María del Carmen R. Diez de Cramer. Exclusive Occurrence of Chitinozoans and Miospores in a Shale of Devonian Age from the Malvinas Islands. 1972.

Cita MLA (8a ed.)

Cramer, Fritz H., y María del Carmen R. Diez de Cramer. Exclusive Occurrence of Chitinozoans and Miospores in a Shale of Devonian Age from the Malvinas Islands. 1972.