APA Edition Citation

Orvig, T. (1968). Current problems of lower vertebrate phylogeny.

Chicago Edition Citation

Orvig, Tor. Current Problems of Lower Vertebrate Phylogeny. John Wiley & Sons, New York, 1968.

MLA Edition Citation

Orvig, Tor. Current Problems of Lower Vertebrate Phylogeny. 1968.

Warning: These citations may not always be 100% accurate.