APA Edition Citation

Fraenkel-Conrat, H. Design and function at the threshold of life: : the viruses.

Chicago Edition Citation

Fraenkel-Conrat, Heinz. Design and Function at the Threshold of Life: : The Viruses.

MLA Edition Citation

Fraenkel-Conrat, Heinz. Design and Function at the Threshold of Life: : The Viruses.

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