Nikitin, P. I. Russian studies on age-associated physiology, biochemistry, and morphology.
芝加哥风格引文Nikitin, Petr Ivanovic. Russian Studies on Age-associated Physiology, Biochemistry, and Morphology.
MLA引文Nikitin, Petr Ivanovic. Russian Studies on Age-associated Physiology, Biochemistry, and Morphology.
警告：这些引文格式不一定是100％准确.