APA aipamena

Engelkens, H. J., Oranje, A. P., & Stolz, E. (1989). Early yaws, imported in The Netherlands.

Chicago Style aipamena

Engelkens, H J., A P. Oranje, and E. Stolz. Early Yaws, Imported in The Netherlands. 1989.

MLA aipamena

Engelkens, H J., A P. Oranje, and E. Stolz. Early Yaws, Imported in The Netherlands. 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.