Παραπομπή APA

Collins, M., Ling, V., & Carreno, B. M. (2005). The B7 family of immune-regulatory ligands. BioMed Central.

Παραπομπή Chicago Style

Collins, Mary, Vincent Ling, και Beatriz M. Carreno. The B7 Family of Immune-regulatory Ligands. BioMed Central, 2005.

Παραπομπή MLA

Collins, Mary, Vincent Ling, και Beatriz M. Carreno. The B7 Family of Immune-regulatory Ligands. BioMed Central, 2005.

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