APA ציטוט

Etches, P. C., & Pickering, D. (1978). Apical systolic click and murmur associated with neurofibromatosis.

Citação norma Chicago

Etches, P C., and D. Pickering. Apical Systolic Click and Murmur Associated With Neurofibromatosis. 1978.

ציטוט MLA

Etches, P C., and D. Pickering. Apical Systolic Click and Murmur Associated With Neurofibromatosis. 1978.