APA način citiranja

Siafakas, N., Stathopoulou, M., Tzanakis, N., Mitrouska, I., Tsoumakidou, M., & Georgopoulos, D. (2000). Effect of digoxin on global respiratory muscle strength after cholecystectomy: A double blind study. BMJ Group.

Čikaški stil citiranja

Siafakas, N., M. Stathopoulou, N. Tzanakis, I. Mitrouska, M. Tsoumakidou, i D. Georgopoulos. Effect of Digoxin On Global Respiratory Muscle Strength After cholecystectomy: A Double Blind Study. BMJ Group, 2000.

MLA način citiranja

Siafakas, N., et al. Effect of Digoxin On Global Respiratory Muscle Strength After cholecystectomy: A Double Blind Study. BMJ Group, 2000.