APA
Weitzman E. D., . (1974). Advances in sleep research. Flushing: Spectrum Publications.
Chicago
Weitzman Elliot D, . 1974. Advances in sleep research. Flushing: Spectrum Publications.
Harvard
Weitzman E. D., . (1974). Advances in sleep research. Flushing: Spectrum Publications.
MLA
Weitzman Elliot D, . Advances in sleep research. Flushing: Spectrum Publications. 1974.