APA

Sundbäck U., Tingvall B., . (1980). Investigation of the physical working environment for cabin attendants within SAS. Luleå: Luleå Högskola. Teknisk rapport 1981:5.

Chicago

Sundbäck U, Tingvall B, . 1980. Investigation of the physical working environment for cabin attendants within SAS. Luleå: Luleå Högskola. Teknisk rapport 1981:5.

Harvard

Sundbäck U., Tingvall B., . (1980). Investigation of the physical working environment for cabin attendants within SAS. Luleå: Luleå Högskola. Teknisk rapport 1981:5.

MLA

Sundbäck U, Tingvall B, . Investigation of the physical working environment for cabin attendants within SAS. Luleå: Luleå Högskola. Teknisk rapport 1981:5. 1980.