Cita APA (7a ed.)

Kas, M. J. H. (1999). Sleep and circadian timekeeping in octodon degus: Behavioral and photic determinants of activity phase preference. University of Groningen.

Cita Chicago Style (17a ed.)

Kas, Martinus Jozephus Hendrikus. Sleep and Circadian Timekeeping in Octodon Degus: Behavioral and Photic Determinants of Activity Phase Preference. Groningen: University of Groningen, 1999.

Cita MLA (9a ed.)

Kas, Martinus Jozephus Hendrikus. Sleep and Circadian Timekeeping in Octodon Degus: Behavioral and Photic Determinants of Activity Phase Preference. University of Groningen, 1999.