Cita APA

Schlievert, P. M., & Gray, E. D. (1989). Group A streptococcal pyrogenic exotoxin (scarlet fever toxin) type A and blastogen A are the same protein.

Citación estilo Chicago

Schlievert, P. M., y E. D. Gray. Group A Streptococcal Pyrogenic Exotoxin (scarlet Fever Toxin) Type A and Blastogen A Are the Same Protein. 1989.

Cita MLA

Schlievert, P. M., y E. D. Gray. Group A Streptococcal Pyrogenic Exotoxin (scarlet Fever Toxin) Type A and Blastogen A Are the Same Protein. 1989.

Precaución: Estas citas no son 100% exactas.