APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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