APA (7th ed.) Citation

Elton, E. J., & Gruber, M. J. (1973). Portfolio Theory when investment relatives are lognormally distributed. Intrenat. Inst. of Management, Science Center.

Chicago Style (17th ed.) Citation

Elton, Edwin J., and Martin Jay Gruber. Portfolio Theory When Investment Relatives Are Lognormally Distributed. Berlin: Intrenat. Inst. of Management, Science Center, 1973.

MLA (9th ed.) Citation

Elton, Edwin J., and Martin Jay Gruber. Portfolio Theory When Investment Relatives Are Lognormally Distributed. Intrenat. Inst. of Management, Science Center, 1973.

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