APA

Texier P., Porraz G., Parkington J., Rigaud J., Poggenpoel C., Miller C., Tribolo C., Cartwright C., Coudenneau A., Klein R., Steele T. & Verna C. (20100505). From the Cover: A Howiesons Poort tradition of engraving ostrich eggshell containers dated to 60,000 years ago at Diepkloof Rock Shelter, South Africa. : Proceedings of the National Academy of Sciences of the United States of America.

Chicago

Texier Pierre-Jean, Porraz Guillaume, Parkington John, Rigaud Jean-Philippe, Poggenpoel Cedric, Miller Christopher, Tribolo Chantal, Cartwright Caroline, Coudenneau Aude, Klein Richard, Steele Teresa and Verna Christine. 20100505. From the Cover: A Howiesons Poort tradition of engraving ostrich eggshell containers dated to 60,000 years ago at Diepkloof Rock Shelter, South Africa. : Proceedings of the National Academy of Sciences of the United States of America.

Harvard

Texier P., Porraz G., Parkington J., Rigaud J., Poggenpoel C., Miller C., Tribolo C., Cartwright C., Coudenneau A., Klein R., Steele T. and Verna C. (20100505). From the Cover: A Howiesons Poort tradition of engraving ostrich eggshell containers dated to 60,000 years ago at Diepkloof Rock Shelter, South Africa. : Proceedings of the National Academy of Sciences of the United States of America.

MLA

Texier Pierre-Jean, Porraz Guillaume, Parkington John, Rigaud Jean-Philippe, Poggenpoel Cedric, Miller Christopher, Tribolo Chantal, Cartwright Caroline, Coudenneau Aude, Klein Richard, Steele Teresa and Verna Christine. From the Cover: A Howiesons Poort tradition of engraving ostrich eggshell containers dated to 60,000 years ago at Diepkloof Rock Shelter, South Africa. : Proceedings of the National Academy of Sciences of the United States of America. 20100505.