APA

merberg n., pearce c., . (2000). I can do it : physical milestones for one - year - olds. new york: a roundtable press book.

Chicago

merberg nancy, pearce carin, . 2000. I can do it : physical milestones for one - year - olds. new york: a roundtable press book.

Harvard

merberg n., pearce c., . (2000). I can do it : physical milestones for one - year - olds. new york: a roundtable press book.

MLA

merberg nancy, pearce carin, . I can do it : physical milestones for one - year - olds. new york: a roundtable press book. 2000.