Shumway,Waldo. (2001). INTRODUCTION TOVERTEBRATE EMBRYOLOGY. BIOTECH BOOKS.
Cita Chicago (17th ed.)Shumway,Waldo. INTRODUCTION TOVERTEBRATE EMBRYOLOGY. Delhi: BIOTECH BOOKS, 2001.
Cita MLA (9th ed.)Shumway,Waldo. INTRODUCTION TOVERTEBRATE EMBRYOLOGY. BIOTECH BOOKS, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.