Sourcebook for environmental education por Vivian, V. Eugene

Humanistic psychology and the research tradition their several virtues por Child, Irvin Long 1915-

A policy analysis of the potential effects of eduction on adolescent and post-adolescent fertility a Bayesian approach por Gohagan, John Kenneth

Mathematical models of conception and birth por Sheps, Mindel C.

An economic-demographic model of the Philippines por Encarnacion, Jose 1928-

Download the full-text here

Human settlements emerging concepts and issues.

Proceedings of the Regional Seminar on Philippine Ecological problems held at Davao City, October 22-26, 1973.

Population, environment, and society por Borrie, Wilfrid David

Psychological perspectives on population por Fawcett, James T., 1935

Anatomy of the human body por Gray, Henry 1825-1861