APA-viite

Duddington, C. L. (1971). Beginner's guide to seaweeds. Pelham Books.

Chicago-tyylinen lähdeviittaus

Duddington, C. L. Beginner's Guide to Seaweeds. Pelham Books, 1971.

MLA-viite

Duddington, C. L. Beginner's Guide to Seaweeds. Pelham Books, 1971.