Dyfyniad APA

NUNN DANIEL. (2019). ALL ABOUT DINOSAURUS - PTERODACTYL (2015 Ed.). RAINTREE PUBLISHERS.

Dyfyniad Arddull Chicago

NUNN DANIEL. ALL ABOUT DINOSAURUS - PTERODACTYL. 2015 Ed. CHICAGO: RAINTREE PUBLISHERS, 2019.

Dyfyniad MLA

NUNN DANIEL. ALL ABOUT DINOSAURUS - PTERODACTYL. 2015 Ed. RAINTREE PUBLISHERS, 2019.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.