Gaya APA

dkk, H, J, V, T. (1990). Portraits of creation : ciclical and scientific perspectives on the world's formation . Michigan: William B. Eerdmans Publishing Company.

Gaya MLA

dkk, Howard, J., Van, Till,. "Portraits of creation : ciclical and scientific perspectives on the world's formation". Michigan: William B. Eerdmans Publishing Company, 1990. Text.