APA
Hark W. T., Thompson W. M., McLaughlin T. E., Wheatley L. M. & Platts-Mills T. A. E. (20050331). Spontaneous sigh rates during sedentary activity: watching television vs reading. : Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.
Chicago
Hark William T, Thompson William M, McLaughlin Timothy E, Wheatley Lisa M and Platts-Mills Thomas A E. 20050331. Spontaneous sigh rates during sedentary activity: watching television vs reading. : Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.
Harvard
Hark W. T., Thompson W. M., McLaughlin T. E., Wheatley L. M. and Platts-Mills T. A. E. (20050331). Spontaneous sigh rates during sedentary activity: watching television vs reading. : Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.
MLA
Hark William T, Thompson William M, McLaughlin Timothy E, Wheatley Lisa M and Platts-Mills Thomas A E. Spontaneous sigh rates during sedentary activity: watching television vs reading. : Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology. 20050331.