APA (7th ed.) Citation

Nick, J., Bakouche, P., & Reignier, A. (19). Las cefaleas vasculares. Armstrong.

Chicago Style (17th ed.) Citation

Nick, Jean, Pierre Bakouche, and Alain Reignier. Las Cefaleas Vasculares. Buenos Aires: Armstrong, 19.

MLA (9th ed.) Citation

Nick, Jean, et al. Las Cefaleas Vasculares. Armstrong, 19.

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