APA (7th ed.) Citation

Penrose, L. S. (1973). Outline at human genetics. Heinemann Educational Books.

Chicago Style (17th ed.) Citation

Penrose, L. S. Outline at Human Genetics. London: Heinemann Educational Books, 1973.

MLA (9th ed.) Citation

Penrose, L. S. Outline at Human Genetics. Heinemann Educational Books, 1973.

Warning: These citations may not always be 100% accurate.