Citazione Stile APA (7a Edizione)

PIKUNAS JUSTIN. (1969). HUMAN DEVELOPMENT AN ENGERGENT SCIENCE (3RD.). MCGRAW-HILL.

Citazione stile Chigago Style (17a edizione)

PIKUNAS JUSTIN. HUMAN DEVELOPMENT AN ENGERGENT SCIENCE. 3RD. TOKYO: MCGRAW-HILL, 1969.

Citatione MLA (9a ed.)

PIKUNAS JUSTIN. HUMAN DEVELOPMENT AN ENGERGENT SCIENCE. 3RD. MCGRAW-HILL, 1969.