Pitstick, C. (2015). Asthma knowledge among primary and secondary school teachers in rural northern Costa Rica.
استشهاد بنمط شيكاغوPitstick, Claire. Asthma Knowledge Among Primary and Secondary School Teachers in Rural Northern Costa Rica. 2015.
MLA استشهادPitstick, Claire. Asthma Knowledge Among Primary and Secondary School Teachers in Rural Northern Costa Rica. 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.