@misc{oai:tsukuba.repo.nii.ac.jp:00014593,
 author = {Onuoha, Francis Nnanna},
 month = {},
 note = {2001, 【要旨】},
 title = {The relationship of sexual assertiveness to HIV risk avoidance - a cross - national gender study of college student samples in Japan, Thailand, China, and Nigeria},
 year = {2001}
}